Home / 1,098,934.84-1,648,639.02-340,761

Finding the Fourth Proportional to 1,098,934.84, 1,648,639.02 and 340,761

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Solution

The fourth proportional to 1,098,934.84, 1,648,639.02 and 340,761 is: 511,214.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,934.84 : 1,648,639.02 = 340,761 : x
  2. Step 2: Convert to fraction form
    1,098,934.84/1,648,639.02 = 340,761/x
  3. Step 3: Cross multiply
    1,098,934.84x = 1,648,639.02 × 340,761
  4. Step 4: Simplify right side
    1,098,934.84x = 561,791,881,094.22
  5. Step 5: Solve for x
    x = 561,791,881,094.22/1,098,934.84
  6. Step 6: Final answer
    x = 511,214.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.