Home / 1,385,058.60-2,077,587.90-1,301,077.80

Finding the Fourth Proportional to 1,385,058.60, 2,077,587.90 and 1,301,077.80

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Solution

The fourth proportional to 1,385,058.60, 2,077,587.90 and 1,301,077.80 is: 1,951,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,058.60 : 2,077,587.90 = 1,301,077.80 : x
  2. Step 2: Convert to fraction form
    1,385,058.60/2,077,587.90 = 1,301,077.80/x
  3. Step 3: Cross multiply
    1,385,058.60x = 2,077,587.90 × 1,301,077.80
  4. Step 4: Simplify right side
    1,385,058.60x = 2,703,103,494,238.62
  5. Step 5: Solve for x
    x = 2,703,103,494,238.62/1,385,058.60
  6. Step 6: Final answer
    x = 1,951,616.70

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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.