Home / 966,437.60-1,449,656.40-817,138.40

Finding the Fourth Proportional to 966,437.60, 1,449,656.40 and 817,138.40

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Solution

The fourth proportional to 966,437.60, 1,449,656.40 and 817,138.40 is: 1,225,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,437.60 : 1,449,656.40 = 817,138.40 : x
  2. Step 2: Convert to fraction form
    966,437.60/1,449,656.40 = 817,138.40/x
  3. Step 3: Cross multiply
    966,437.60x = 1,449,656.40 × 817,138.40
  4. Step 4: Simplify right side
    966,437.60x = 1,184,569,911,245.76
  5. Step 5: Solve for x
    x = 1,184,569,911,245.76/966,437.60
  6. Step 6: Final answer
    x = 1,225,707.60

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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.