Home / 1,342,293.13-1,852,364.78-738,681.13

Finding the Fourth Proportional to 1,342,293.13, 1,852,364.78 and 738,681.13

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Solution

The fourth proportional to 1,342,293.13, 1,852,364.78 and 738,681.13 is: 1,019,380.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,293.13 : 1,852,364.78 = 738,681.13 : x
  2. Step 2: Convert to fraction form
    1,342,293.13/1,852,364.78 = 738,681.13/x
  3. Step 3: Cross multiply
    1,342,293.13x = 1,852,364.78 × 738,681.13
  4. Step 4: Simplify right side
    1,342,293.13x = 1,368,306,908,862.60
  5. Step 5: Solve for x
    x = 1,368,306,908,862.60/1,342,293.13
  6. Step 6: Final answer
    x = 1,019,380.10

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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.