Home / 1,341,909.15-1,851,849.32-730,065.39

Finding the Fourth Proportional to 1,341,909.15, 1,851,849.32 and 730,065.39

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Solution

The fourth proportional to 1,341,909.15, 1,851,849.32 and 730,065.39 is: 1,007,498.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,909.15 : 1,851,849.32 = 730,065.39 : x
  2. Step 2: Convert to fraction form
    1,341,909.15/1,851,849.32 = 730,065.39/x
  3. Step 3: Cross multiply
    1,341,909.15x = 1,851,849.32 × 730,065.39
  4. Step 4: Simplify right side
    1,341,909.15x = 1,351,971,096,027.03
  5. Step 5: Solve for x
    x = 1,351,971,096,027.03/1,341,909.15
  6. Step 6: Final answer
    x = 1,007,498.23

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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.