Home / 1,447,103.59-1,997,125.71-802,731.38

Finding the Fourth Proportional to 1,447,103.59, 1,997,125.71 and 802,731.38

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Solution

The fourth proportional to 1,447,103.59, 1,997,125.71 and 802,731.38 is: 1,107,837.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,103.59 : 1,997,125.71 = 802,731.38 : x
  2. Step 2: Convert to fraction form
    1,447,103.59/1,997,125.71 = 802,731.38/x
  3. Step 3: Cross multiply
    1,447,103.59x = 1,997,125.71 × 802,731.38
  4. Step 4: Simplify right side
    1,447,103.59x = 1,603,155,464,225.91
  5. Step 5: Solve for x
    x = 1,603,155,464,225.91/1,447,103.59
  6. Step 6: Final answer
    x = 1,107,837.39

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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.