Home / 2,657,218.60-3,985,827.90-974,103.40

Finding the Fourth Proportional to 2,657,218.60, 3,985,827.90 and 974,103.40

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Solution

The fourth proportional to 2,657,218.60, 3,985,827.90 and 974,103.40 is: 1,461,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,218.60 : 3,985,827.90 = 974,103.40 : x
  2. Step 2: Convert to fraction form
    2,657,218.60/3,985,827.90 = 974,103.40/x
  3. Step 3: Cross multiply
    2,657,218.60x = 3,985,827.90 × 974,103.40
  4. Step 4: Simplify right side
    2,657,218.60x = 3,882,608,509,204.86
  5. Step 5: Solve for x
    x = 3,882,608,509,204.86/2,657,218.60
  6. Step 6: Final answer
    x = 1,461,155.10

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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.