Home / 966,345.60-1,449,518.40-860,057.40

Finding the Fourth Proportional to 966,345.60, 1,449,518.40 and 860,057.40

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Solution

The fourth proportional to 966,345.60, 1,449,518.40 and 860,057.40 is: 1,290,086.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,345.60 : 1,449,518.40 = 860,057.40 : x
  2. Step 2: Convert to fraction form
    966,345.60/1,449,518.40 = 860,057.40/x
  3. Step 3: Cross multiply
    966,345.60x = 1,449,518.40 × 860,057.40
  4. Step 4: Simplify right side
    966,345.60x = 1,246,669,026,356.16
  5. Step 5: Solve for x
    x = 1,246,669,026,356.16/966,345.60
  6. Step 6: Final answer
    x = 1,290,086.10

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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.