Home / 1,341,881.40-1,851,811.02-730,037.64

Finding the Fourth Proportional to 1,341,881.40, 1,851,811.02 and 730,037.64

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Solution

The fourth proportional to 1,341,881.40, 1,851,811.02 and 730,037.64 is: 1,007,459.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,881.40 : 1,851,811.02 = 730,037.64 : x
  2. Step 2: Convert to fraction form
    1,341,881.40/1,851,811.02 = 730,037.64/x
  3. Step 3: Cross multiply
    1,341,881.40x = 1,851,811.02 × 730,037.64
  4. Step 4: Simplify right side
    1,341,881.40x = 1,351,891,746,766.79
  5. Step 5: Solve for x
    x = 1,351,891,746,766.79/1,341,881.40
  6. Step 6: Final answer
    x = 1,007,459.93

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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.