Home / 4,312,708.60-6,469,062.90-1,117,809.40

Finding the Fourth Proportional to 4,312,708.60, 6,469,062.90 and 1,117,809.40

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Solution

The fourth proportional to 4,312,708.60, 6,469,062.90 and 1,117,809.40 is: 1,676,714.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312,708.60 : 6,469,062.90 = 1,117,809.40 : x
  2. Step 2: Convert to fraction form
    4,312,708.60/6,469,062.90 = 1,117,809.40/x
  3. Step 3: Cross multiply
    4,312,708.60x = 6,469,062.90 × 1,117,809.40
  4. Step 4: Simplify right side
    4,312,708.60x = 7,231,179,318,811.26
  5. Step 5: Solve for x
    x = 7,231,179,318,811.26/4,312,708.60
  6. Step 6: Final answer
    x = 1,676,714.10

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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.