Home / 1,316,857.60-1,817,410.98-743,934.70

Finding the Fourth Proportional to 1,316,857.60, 1,817,410.98 and 743,934.70

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Solution

The fourth proportional to 1,316,857.60, 1,817,410.98 and 743,934.70 is: 1,026,713.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,857.60 : 1,817,410.98 = 743,934.70 : x
  2. Step 2: Convert to fraction form
    1,316,857.60/1,817,410.98 = 743,934.70/x
  3. Step 3: Cross multiply
    1,316,857.60x = 1,817,410.98 × 743,934.70
  4. Step 4: Simplify right side
    1,316,857.60x = 1,352,035,092,183.01
  5. Step 5: Solve for x
    x = 1,352,035,092,183.01/1,316,857.60
  6. Step 6: Final answer
    x = 1,026,713.21

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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.