Home / 1,501,420.80-2,251,061.39-702,266.70

Finding the Fourth Proportional to 1,501,420.80, 2,251,061.39 and 702,266.70

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Solution

The fourth proportional to 1,501,420.80, 2,251,061.39 and 702,266.70 is: 1,052,899.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,420.80 : 2,251,061.39 = 702,266.70 : x
  2. Step 2: Convert to fraction form
    1,501,420.80/2,251,061.39 = 702,266.70/x
  3. Step 3: Cross multiply
    1,501,420.80x = 2,251,061.39 × 702,266.70
  4. Step 4: Simplify right side
    1,501,420.80x = 1,580,845,455,608.38
  5. Step 5: Solve for x
    x = 1,580,845,455,608.38/1,501,420.80
  6. Step 6: Final answer
    x = 1,052,899.66

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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.