Home / 1,314,691.16-1,971,838.56-416,016.14

Finding the Fourth Proportional to 1,314,691.16, 1,971,838.56 and 416,016.14

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Solution

The fourth proportional to 1,314,691.16, 1,971,838.56 and 416,016.14 is: 623,961.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,691.16 : 1,971,838.56 = 416,016.14 : x
  2. Step 2: Convert to fraction form
    1,314,691.16/1,971,838.56 = 416,016.14/x
  3. Step 3: Cross multiply
    1,314,691.16x = 1,971,838.56 × 416,016.14
  4. Step 4: Simplify right side
    1,314,691.16x = 820,316,666,434.36
  5. Step 5: Solve for x
    x = 820,316,666,434.36/1,314,691.16
  6. Step 6: Final answer
    x = 623,961.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.