Home / 2,169,642.02-3,255,005.10-1,531,192.34

Finding the Fourth Proportional to 2,169,642.02, 3,255,005.10 and 1,531,192.34

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Solution

The fourth proportional to 2,169,642.02, 3,255,005.10 and 1,531,192.34 is: 2,297,171.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,642.02 : 3,255,005.10 = 1,531,192.34 : x
  2. Step 2: Convert to fraction form
    2,169,642.02/3,255,005.10 = 1,531,192.34/x
  3. Step 3: Cross multiply
    2,169,642.02x = 3,255,005.10 × 1,531,192.34
  4. Step 4: Simplify right side
    2,169,642.02x = 4,984,038,875,780.93
  5. Step 5: Solve for x
    x = 4,984,038,875,780.93/2,169,642.02
  6. Step 6: Final answer
    x = 2,297,171.07

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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.