Home / 1,351,073.52-1,863,442.80-943,045.20

Finding the Fourth Proportional to 1,351,073.52, 1,863,442.80 and 943,045.20

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Solution

The fourth proportional to 1,351,073.52, 1,863,442.80 and 943,045.20 is: 1,300,677.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,073.52 : 1,863,442.80 = 943,045.20 : x
  2. Step 2: Convert to fraction form
    1,351,073.52/1,863,442.80 = 943,045.20/x
  3. Step 3: Cross multiply
    1,351,073.52x = 1,863,442.80 × 943,045.20
  4. Step 4: Simplify right side
    1,351,073.52x = 1,757,310,788,014.56
  5. Step 5: Solve for x
    x = 1,757,310,788,014.56/1,351,073.52
  6. Step 6: Final answer
    x = 1,300,677.40

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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.