Home / 1,581,444.47-2,372,145.41-383,377.11

Finding the Fourth Proportional to 1,581,444.47, 2,372,145.41 and 383,377.11

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Solution

The fourth proportional to 1,581,444.47, 2,372,145.41 and 383,377.11 is: 575,060.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,444.47 : 2,372,145.41 = 383,377.11 : x
  2. Step 2: Convert to fraction form
    1,581,444.47/2,372,145.41 = 383,377.11/x
  3. Step 3: Cross multiply
    1,581,444.47x = 2,372,145.41 × 383,377.11
  4. Step 4: Simplify right side
    1,581,444.47x = 909,426,249,868.68
  5. Step 5: Solve for x
    x = 909,426,249,868.68/1,581,444.47
  6. Step 6: Final answer
    x = 575,060.50

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.