Home / 1,062,173.60-1,465,781.12-578,742.72

Finding the Fourth Proportional to 1,062,173.60, 1,465,781.12 and 578,742.72

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Solution

The fourth proportional to 1,062,173.60, 1,465,781.12 and 578,742.72 is: 798,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,173.60 : 1,465,781.12 = 578,742.72 : x
  2. Step 2: Convert to fraction form
    1,062,173.60/1,465,781.12 = 578,742.72/x
  3. Step 3: Cross multiply
    1,062,173.60x = 1,465,781.12 × 578,742.72
  4. Step 4: Simplify right side
    1,062,173.60x = 848,310,152,313.45
  5. Step 5: Solve for x
    x = 848,310,152,313.45/1,062,173.60
  6. Step 6: Final answer
    x = 798,654.90

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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.