Home / 1,715,595.12-2,569,335.03-1,489,728.02

Finding the Fourth Proportional to 1,715,595.12, 2,569,335.03 and 1,489,728.02

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Solution

The fourth proportional to 1,715,595.12, 2,569,335.03 and 1,489,728.02 is: 2,231,068.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,595.12 : 2,569,335.03 = 1,489,728.02 : x
  2. Step 2: Convert to fraction form
    1,715,595.12/2,569,335.03 = 1,489,728.02/x
  3. Step 3: Cross multiply
    1,715,595.12x = 2,569,335.03 × 1,489,728.02
  4. Step 4: Simplify right side
    1,715,595.12x = 3,827,610,374,111.87
  5. Step 5: Solve for x
    x = 3,827,610,374,111.87/1,715,595.12
  6. Step 6: Final answer
    x = 2,231,068.58

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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.