Home / 1,316,066.76-1,816,178.02-712,454.76

Finding the Fourth Proportional to 1,316,066.76, 1,816,178.02 and 712,454.76

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Solution

The fourth proportional to 1,316,066.76, 1,816,178.02 and 712,454.76 is: 983,190.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,066.76 : 1,816,178.02 = 712,454.76 : x
  2. Step 2: Convert to fraction form
    1,316,066.76/1,816,178.02 = 712,454.76/x
  3. Step 3: Cross multiply
    1,316,066.76x = 1,816,178.02 × 712,454.76
  4. Step 4: Simplify right side
    1,316,066.76x = 1,293,944,675,356.38
  5. Step 5: Solve for x
    x = 1,293,944,675,356.38/1,316,066.76
  6. Step 6: Final answer
    x = 983,190.76

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Double scale
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Similar ratio
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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.