Home / 1,333,720.53-2,000,789.15-434,953.24

Finding the Fourth Proportional to 1,333,720.53, 2,000,789.15 and 434,953.24

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Solution

The fourth proportional to 1,333,720.53, 2,000,789.15 and 434,953.24 is: 652,497.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,720.53 : 2,000,789.15 = 434,953.24 : x
  2. Step 2: Convert to fraction form
    1,333,720.53/2,000,789.15 = 434,953.24/x
  3. Step 3: Cross multiply
    1,333,720.53x = 2,000,789.15 × 434,953.24
  4. Step 4: Simplify right side
    1,333,720.53x = 870,249,716,172.61
  5. Step 5: Solve for x
    x = 870,249,716,172.61/1,333,720.53
  6. Step 6: Final answer
    x = 652,497.80

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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.