Home / 1,411,515.46-1,947,898.55-766,937.30

Finding the Fourth Proportional to 1,411,515.46, 1,947,898.55 and 766,937.30

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Solution

The fourth proportional to 1,411,515.46, 1,947,898.55 and 766,937.30 is: 1,058,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,515.46 : 1,947,898.55 = 766,937.30 : x
  2. Step 2: Convert to fraction form
    1,411,515.46/1,947,898.55 = 766,937.30/x
  3. Step 3: Cross multiply
    1,411,515.46x = 1,947,898.55 × 766,937.30
  4. Step 4: Simplify right side
    1,411,515.46x = 1,493,916,050,776.23
  5. Step 5: Solve for x
    x = 1,493,916,050,776.23/1,411,515.46
  6. Step 6: Final answer
    x = 1,058,377.40

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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.