Home / 1,576,921.90-2,176,197.06-888,600.10

Finding the Fourth Proportional to 1,576,921.90, 2,176,197.06 and 888,600.10

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Solution

The fourth proportional to 1,576,921.90, 2,176,197.06 and 888,600.10 is: 1,226,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,921.90 : 2,176,197.06 = 888,600.10 : x
  2. Step 2: Convert to fraction form
    1,576,921.90/2,176,197.06 = 888,600.10/x
  3. Step 3: Cross multiply
    1,576,921.90x = 2,176,197.06 × 888,600.10
  4. Step 4: Simplify right side
    1,576,921.90x = 1,933,768,925,135.71
  5. Step 5: Solve for x
    x = 1,933,768,925,135.71/1,576,921.90
  6. Step 6: Final answer
    x = 1,226,293.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.