Home / 1,225,637.87-1,838,752.19-384,189.62

Finding the Fourth Proportional to 1,225,637.87, 1,838,752.19 and 384,189.62

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Solution

The fourth proportional to 1,225,637.87, 1,838,752.19 and 384,189.62 is: 576,377.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,637.87 : 1,838,752.19 = 384,189.62 : x
  2. Step 2: Convert to fraction form
    1,225,637.87/1,838,752.19 = 384,189.62/x
  3. Step 3: Cross multiply
    1,225,637.87x = 1,838,752.19 × 384,189.62
  4. Step 4: Simplify right side
    1,225,637.87x = 706,429,494,035.56
  5. Step 5: Solve for x
    x = 706,429,494,035.56/1,225,637.87
  6. Step 6: Final answer
    x = 576,377.01

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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.