Home / 1,572,178.25-2,358,765.81-561,278.49

Finding the Fourth Proportional to 1,572,178.25, 2,358,765.81 and 561,278.49

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Solution

The fourth proportional to 1,572,178.25, 2,358,765.81 and 561,278.49 is: 842,095.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,178.25 : 2,358,765.81 = 561,278.49 : x
  2. Step 2: Convert to fraction form
    1,572,178.25/2,358,765.81 = 561,278.49/x
  3. Step 3: Cross multiply
    1,572,178.25x = 2,358,765.81 × 561,278.49
  4. Step 4: Simplify right side
    1,572,178.25x = 1,323,924,512,100.43
  5. Step 5: Solve for x
    x = 1,323,924,512,100.43/1,572,178.25
  6. Step 6: Final answer
    x = 842,095.68

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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.