Home / 1,142,680.59-1,576,898.98-626,438.14

Finding the Fourth Proportional to 1,142,680.59, 1,576,898.98 and 626,438.14

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Solution

The fourth proportional to 1,142,680.59, 1,576,898.98 and 626,438.14 is: 864,484.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,680.59 : 1,576,898.98 = 626,438.14 : x
  2. Step 2: Convert to fraction form
    1,142,680.59/1,576,898.98 = 626,438.14/x
  3. Step 3: Cross multiply
    1,142,680.59x = 1,576,898.98 × 626,438.14
  4. Step 4: Simplify right side
    1,142,680.59x = 987,829,659,569.12
  5. Step 5: Solve for x
    x = 987,829,659,569.12/1,142,680.59
  6. Step 6: Final answer
    x = 864,484.50

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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.