Home / 1,328,118.32-1,832,799.48-724,502

Finding the Fourth Proportional to 1,328,118.32, 1,832,799.48 and 724,502

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Solution

The fourth proportional to 1,328,118.32, 1,832,799.48 and 724,502 is: 999,810.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,118.32 : 1,832,799.48 = 724,502 : x
  2. Step 2: Convert to fraction form
    1,328,118.32/1,832,799.48 = 724,502/x
  3. Step 3: Cross multiply
    1,328,118.32x = 1,832,799.48 × 724,502
  4. Step 4: Simplify right side
    1,328,118.32x = 1,327,866,888,858.96
  5. Step 5: Solve for x
    x = 1,327,866,888,858.96/1,328,118.32
  6. Step 6: Final answer
    x = 999,810.69

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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.