Home / 1,788,439.02-2,468,021.98-972,625.04

Finding the Fourth Proportional to 1,788,439.02, 2,468,021.98 and 972,625.04

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Solution

The fourth proportional to 1,788,439.02, 2,468,021.98 and 972,625.04 is: 1,342,209.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,439.02 : 2,468,021.98 = 972,625.04 : x
  2. Step 2: Convert to fraction form
    1,788,439.02/2,468,021.98 = 972,625.04/x
  3. Step 3: Cross multiply
    1,788,439.02x = 2,468,021.98 × 972,625.04
  4. Step 4: Simplify right side
    1,788,439.02x = 2,400,459,977,018.38
  5. Step 5: Solve for x
    x = 2,400,459,977,018.38/1,788,439.02
  6. Step 6: Final answer
    x = 1,342,209.58

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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.