Home / 1,458,023.10-2,187,034.65-1,221,827.10

Finding the Fourth Proportional to 1,458,023.10, 2,187,034.65 and 1,221,827.10

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Solution

The fourth proportional to 1,458,023.10, 2,187,034.65 and 1,221,827.10 is: 1,832,740.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,023.10 : 2,187,034.65 = 1,221,827.10 : x
  2. Step 2: Convert to fraction form
    1,458,023.10/2,187,034.65 = 1,221,827.10/x
  3. Step 3: Cross multiply
    1,458,023.10x = 2,187,034.65 × 1,221,827.10
  4. Step 4: Simplify right side
    1,458,023.10x = 2,672,178,204,009.02
  5. Step 5: Solve for x
    x = 2,672,178,204,009.02/1,458,023.10
  6. Step 6: Final answer
    x = 1,832,740.65

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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.