Home / 1,547,712.90-2,321,897.40-468,136.80

Finding the Fourth Proportional to 1,547,712.90, 2,321,897.40 and 468,136.80

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Solution

The fourth proportional to 1,547,712.90, 2,321,897.40 and 468,136.80 is: 702,304.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,712.90 : 2,321,897.40 = 468,136.80 : x
  2. Step 2: Convert to fraction form
    1,547,712.90/2,321,897.40 = 468,136.80/x
  3. Step 3: Cross multiply
    1,547,712.90x = 2,321,897.40 × 468,136.80
  4. Step 4: Simplify right side
    1,547,712.90x = 1,086,965,618,764.32
  5. Step 5: Solve for x
    x = 1,086,965,618,764.32/1,547,712.90
  6. Step 6: Final answer
    x = 702,304.43

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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.