Home / 1,788,438.02-2,468,020.60-972,624.04

Finding the Fourth Proportional to 1,788,438.02, 2,468,020.60 and 972,624.04

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Solution

The fourth proportional to 1,788,438.02, 2,468,020.60 and 972,624.04 is: 1,342,208.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,438.02 : 2,468,020.60 = 972,624.04 : x
  2. Step 2: Convert to fraction form
    1,788,438.02/2,468,020.60 = 972,624.04/x
  3. Step 3: Cross multiply
    1,788,438.02x = 2,468,020.60 × 972,624.04
  4. Step 4: Simplify right side
    1,788,438.02x = 2,400,456,166,775.22
  5. Step 5: Solve for x
    x = 2,400,456,166,775.22/1,788,438.02
  6. Step 6: Final answer
    x = 1,342,208.20

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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.