Home / 1,140,819.17-1,574,330.92-624,606.53

Finding the Fourth Proportional to 1,140,819.17, 1,574,330.92 and 624,606.53

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Solution

The fourth proportional to 1,140,819.17, 1,574,330.92 and 624,606.53 is: 861,957.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,819.17 : 1,574,330.92 = 624,606.53 : x
  2. Step 2: Convert to fraction form
    1,140,819.17/1,574,330.92 = 624,606.53/x
  3. Step 3: Cross multiply
    1,140,819.17x = 1,574,330.92 × 624,606.53
  4. Step 4: Simplify right side
    1,140,819.17x = 983,337,373,012.91
  5. Step 5: Solve for x
    x = 983,337,373,012.91/1,140,819.17
  6. Step 6: Final answer
    x = 861,957.27

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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.