Home / 1,118,278.60-1,677,417.90-966,063.40

Finding the Fourth Proportional to 1,118,278.60, 1,677,417.90 and 966,063.40

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Solution

The fourth proportional to 1,118,278.60, 1,677,417.90 and 966,063.40 is: 1,449,095.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,278.60 : 1,677,417.90 = 966,063.40 : x
  2. Step 2: Convert to fraction form
    1,118,278.60/1,677,417.90 = 966,063.40/x
  3. Step 3: Cross multiply
    1,118,278.60x = 1,677,417.90 × 966,063.40
  4. Step 4: Simplify right side
    1,118,278.60x = 1,620,492,039,694.86
  5. Step 5: Solve for x
    x = 1,620,492,039,694.86/1,118,278.60
  6. Step 6: Final answer
    x = 1,449,095.10

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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.