Home / 1,435,251.04-2,153,180.30-424,293.28

Finding the Fourth Proportional to 1,435,251.04, 2,153,180.30 and 424,293.28

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Solution

The fourth proportional to 1,435,251.04, 2,153,180.30 and 424,293.28 is: 636,529.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,251.04 : 2,153,180.30 = 424,293.28 : x
  2. Step 2: Convert to fraction form
    1,435,251.04/2,153,180.30 = 424,293.28/x
  3. Step 3: Cross multiply
    1,435,251.04x = 2,153,180.30 × 424,293.28
  4. Step 4: Simplify right side
    1,435,251.04x = 913,579,931,918.38
  5. Step 5: Solve for x
    x = 913,579,931,918.38/1,435,251.04
  6. Step 6: Final answer
    x = 636,529.71

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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.