Home / 3,114,465.60-4,671,698.40-1,431,569.10

Finding the Fourth Proportional to 3,114,465.60, 4,671,698.40 and 1,431,569.10

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Solution

The fourth proportional to 3,114,465.60, 4,671,698.40 and 1,431,569.10 is: 2,147,353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,465.60 : 4,671,698.40 = 1,431,569.10 : x
  2. Step 2: Convert to fraction form
    3,114,465.60/4,671,698.40 = 1,431,569.10/x
  3. Step 3: Cross multiply
    3,114,465.60x = 4,671,698.40 × 1,431,569.10
  4. Step 4: Simplify right side
    3,114,465.60x = 6,687,859,073,959.44
  5. Step 5: Solve for x
    x = 6,687,859,073,959.44/3,114,465.60
  6. Step 6: Final answer
    x = 2,147,353.65

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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.