Home / 1,564,468.35-2,158,787.85-876,044.49

Finding the Fourth Proportional to 1,564,468.35, 2,158,787.85 and 876,044.49

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Solution

The fourth proportional to 1,564,468.35, 2,158,787.85 and 876,044.49 is: 1,208,841.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,468.35 : 2,158,787.85 = 876,044.49 : x
  2. Step 2: Convert to fraction form
    1,564,468.35/2,158,787.85 = 876,044.49/x
  3. Step 3: Cross multiply
    1,564,468.35x = 2,158,787.85 × 876,044.49
  4. Step 4: Simplify right side
    1,564,468.35x = 1,891,194,201,071.45
  5. Step 5: Solve for x
    x = 1,891,194,201,071.45/1,564,468.35
  6. Step 6: Final answer
    x = 1,208,841.46

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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.