Home / 1,342,700.09-1,852,975.02-730,823.28

Finding the Fourth Proportional to 1,342,700.09, 1,852,975.02 and 730,823.28

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Solution

The fourth proportional to 1,342,700.09, 1,852,975.02 and 730,823.28 is: 1,008,562.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,700.09 : 1,852,975.02 = 730,823.28 : x
  2. Step 2: Convert to fraction form
    1,342,700.09/1,852,975.02 = 730,823.28/x
  3. Step 3: Cross multiply
    1,342,700.09x = 1,852,975.02 × 730,823.28
  4. Step 4: Simplify right side
    1,342,700.09x = 1,354,197,278,220.35
  5. Step 5: Solve for x
    x = 1,354,197,278,220.35/1,342,700.09
  6. Step 6: Final answer
    x = 1,008,562.74

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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.