Home / 1,776,122.26-2,663,482.11-710,965.78

Finding the Fourth Proportional to 1,776,122.26, 2,663,482.11 and 710,965.78

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Solution

The fourth proportional to 1,776,122.26, 2,663,482.11 and 710,965.78 is: 1,066,167.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,122.26 : 2,663,482.11 = 710,965.78 : x
  2. Step 2: Convert to fraction form
    1,776,122.26/2,663,482.11 = 710,965.78/x
  3. Step 3: Cross multiply
    1,776,122.26x = 2,663,482.11 × 710,965.78
  4. Step 4: Simplify right side
    1,776,122.26x = 1,893,644,635,852.20
  5. Step 5: Solve for x
    x = 1,893,644,635,852.20/1,776,122.26
  6. Step 6: Final answer
    x = 1,066,167.95

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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.