Home / 1,572,253.60-2,358,380.40-1,005,383.20

Finding the Fourth Proportional to 1,572,253.60, 2,358,380.40 and 1,005,383.20

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Solution

The fourth proportional to 1,572,253.60, 2,358,380.40 and 1,005,383.20 is: 1,508,074.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,253.60 : 2,358,380.40 = 1,005,383.20 : x
  2. Step 2: Convert to fraction form
    1,572,253.60/2,358,380.40 = 1,005,383.20/x
  3. Step 3: Cross multiply
    1,572,253.60x = 2,358,380.40 × 1,005,383.20
  4. Step 4: Simplify right side
    1,572,253.60x = 2,371,076,033,369.28
  5. Step 5: Solve for x
    x = 2,371,076,033,369.28/1,572,253.60
  6. Step 6: Final answer
    x = 1,508,074.80

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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.