Home / 3,042,001.76-4,197,962.40-1,683,874.72

Finding the Fourth Proportional to 3,042,001.76, 4,197,962.40 and 1,683,874.72

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Solution

The fourth proportional to 3,042,001.76, 4,197,962.40 and 1,683,874.72 is: 2,323,747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,001.76 : 4,197,962.40 = 1,683,874.72 : x
  2. Step 2: Convert to fraction form
    3,042,001.76/4,197,962.40 = 1,683,874.72/x
  3. Step 3: Cross multiply
    3,042,001.76x = 4,197,962.40 × 1,683,874.72
  4. Step 4: Simplify right side
    3,042,001.76x = 7,068,842,760,870.53
  5. Step 5: Solve for x
    x = 7,068,842,760,870.53/3,042,001.76
  6. Step 6: Final answer
    x = 2,323,747.10

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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.