Home / 1,098,984.60-1,648,476.90-340,824.60

Finding the Fourth Proportional to 1,098,984.60, 1,648,476.90 and 340,824.60

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Solution

The fourth proportional to 1,098,984.60, 1,648,476.90 and 340,824.60 is: 511,236.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,984.60 : 1,648,476.90 = 340,824.60 : x
  2. Step 2: Convert to fraction form
    1,098,984.60/1,648,476.90 = 340,824.60/x
  3. Step 3: Cross multiply
    1,098,984.60x = 1,648,476.90 × 340,824.60
  4. Step 4: Simplify right side
    1,098,984.60x = 561,841,480,051.74
  5. Step 5: Solve for x
    x = 561,841,480,051.74/1,098,984.60
  6. Step 6: Final answer
    x = 511,236.90

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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.