Home / 1,063,929.55-1,466,507.63-719,639.92

Finding the Fourth Proportional to 1,063,929.55, 1,466,507.63 and 719,639.92

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Solution

The fourth proportional to 1,063,929.55, 1,466,507.63 and 719,639.92 is: 991,942.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,929.55 : 1,466,507.63 = 719,639.92 : x
  2. Step 2: Convert to fraction form
    1,063,929.55/1,466,507.63 = 719,639.92/x
  3. Step 3: Cross multiply
    1,063,929.55x = 1,466,507.63 × 719,639.92
  4. Step 4: Simplify right side
    1,063,929.55x = 1,055,357,433,532.59
  5. Step 5: Solve for x
    x = 1,055,357,433,532.59/1,063,929.55
  6. Step 6: Final answer
    x = 991,942.97

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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.