Home / 1,020,784.46-1,532,240.73-452,564.59

Finding the Fourth Proportional to 1,020,784.46, 1,532,240.73 and 452,564.59

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Solution

The fourth proportional to 1,020,784.46, 1,532,240.73 and 452,564.59 is: 679,318.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,784.46 : 1,532,240.73 = 452,564.59 : x
  2. Step 2: Convert to fraction form
    1,020,784.46/1,532,240.73 = 452,564.59/x
  3. Step 3: Cross multiply
    1,020,784.46x = 1,532,240.73 × 452,564.59
  4. Step 4: Simplify right side
    1,020,784.46x = 693,437,897,753.75
  5. Step 5: Solve for x
    x = 693,437,897,753.75/1,020,784.46
  6. Step 6: Final answer
    x = 679,318.63

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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.