Home / 1,199,159.33-1,655,008.67-763,437.50

Finding the Fourth Proportional to 1,199,159.33, 1,655,008.67 and 763,437.50

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Solution

The fourth proportional to 1,199,159.33, 1,655,008.67 and 763,437.50 is: 1,053,651.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,159.33 : 1,655,008.67 = 763,437.50 : x
  2. Step 2: Convert to fraction form
    1,199,159.33/1,655,008.67 = 763,437.50/x
  3. Step 3: Cross multiply
    1,199,159.33x = 1,655,008.67 × 763,437.50
  4. Step 4: Simplify right side
    1,199,159.33x = 1,263,495,681,503.13
  5. Step 5: Solve for x
    x = 1,263,495,681,503.13/1,199,159.33
  6. Step 6: Final answer
    x = 1,053,651.21

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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.