Home / 1,341,555.89-2,012,077.10-520,894.53

Finding the Fourth Proportional to 1,341,555.89, 2,012,077.10 and 520,894.53

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Solution

The fourth proportional to 1,341,555.89, 2,012,077.10 and 520,894.53 is: 781,242.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,555.89 : 2,012,077.10 = 520,894.53 : x
  2. Step 2: Convert to fraction form
    1,341,555.89/2,012,077.10 = 520,894.53/x
  3. Step 3: Cross multiply
    1,341,555.89x = 2,012,077.10 × 520,894.53
  4. Step 4: Simplify right side
    1,341,555.89x = 1,048,079,952,723.79
  5. Step 5: Solve for x
    x = 1,048,079,952,723.79/1,341,555.89
  6. Step 6: Final answer
    x = 781,242.11

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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.