Home / 1,054,445.18-1,455,135.12-571,010.85

Finding the Fourth Proportional to 1,054,445.18, 1,455,135.12 and 571,010.85

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Solution

The fourth proportional to 1,054,445.18, 1,455,135.12 and 571,010.85 is: 787,995.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,445.18 : 1,455,135.12 = 571,010.85 : x
  2. Step 2: Convert to fraction form
    1,054,445.18/1,455,135.12 = 571,010.85/x
  3. Step 3: Cross multiply
    1,054,445.18x = 1,455,135.12 × 571,010.85
  4. Step 4: Simplify right side
    1,054,445.18x = 830,897,941,736.05
  5. Step 5: Solve for x
    x = 830,897,941,736.05/1,054,445.18
  6. Step 6: Final answer
    x = 787,995.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.