Home / 4,752,023.10-7,128,034.65-1,386,230.10

Finding the Fourth Proportional to 4,752,023.10, 7,128,034.65 and 1,386,230.10

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Solution

The fourth proportional to 4,752,023.10, 7,128,034.65 and 1,386,230.10 is: 2,079,345.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752,023.10 : 7,128,034.65 = 1,386,230.10 : x
  2. Step 2: Convert to fraction form
    4,752,023.10/7,128,034.65 = 1,386,230.10/x
  3. Step 3: Cross multiply
    4,752,023.10x = 7,128,034.65 × 1,386,230.10
  4. Step 4: Simplify right side
    4,752,023.10x = 9,881,096,185,672.97
  5. Step 5: Solve for x
    x = 9,881,096,185,672.97/4,752,023.10
  6. Step 6: Final answer
    x = 2,079,345.15

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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.