Home / 1,539,204-2,124,061.92-860,146.08

Finding the Fourth Proportional to 1,539,204, 2,124,061.92 and 860,146.08

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Solution

The fourth proportional to 1,539,204, 2,124,061.92 and 860,146.08 is: 1,186,979.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,204 : 2,124,061.92 = 860,146.08 : x
  2. Step 2: Convert to fraction form
    1,539,204/2,124,061.92 = 860,146.08/x
  3. Step 3: Cross multiply
    1,539,204x = 2,124,061.92 × 860,146.08
  4. Step 4: Simplify right side
    1,539,204x = 1,827,003,534,165.27
  5. Step 5: Solve for x
    x = 1,827,003,534,165.27/1,539,204
  6. Step 6: Final answer
    x = 1,186,979.46

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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.