Home / 1,240,500.04-1,711,931.40-696,731.62

Finding the Fourth Proportional to 1,240,500.04, 1,711,931.40 and 696,731.62

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Solution

The fourth proportional to 1,240,500.04, 1,711,931.40 and 696,731.62 is: 961,512.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,500.04 : 1,711,931.40 = 696,731.62 : x
  2. Step 2: Convert to fraction form
    1,240,500.04/1,711,931.40 = 696,731.62/x
  3. Step 3: Cross multiply
    1,240,500.04x = 1,711,931.40 × 696,731.62
  4. Step 4: Simplify right side
    1,240,500.04x = 1,192,756,737,650.87
  5. Step 5: Solve for x
    x = 1,192,756,737,650.87/1,240,500.04
  6. Step 6: Final answer
    x = 961,512.86

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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.