Home / 1,328,230.32-1,832,953.80-724,614

Finding the Fourth Proportional to 1,328,230.32, 1,832,953.80 and 724,614

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Solution

The fourth proportional to 1,328,230.32, 1,832,953.80 and 724,614 is: 999,965.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,230.32 : 1,832,953.80 = 724,614 : x
  2. Step 2: Convert to fraction form
    1,328,230.32/1,832,953.80 = 724,614/x
  3. Step 3: Cross multiply
    1,328,230.32x = 1,832,953.80 × 724,614
  4. Step 4: Simplify right side
    1,328,230.32x = 1,328,183,984,833.20
  5. Step 5: Solve for x
    x = 1,328,183,984,833.20/1,328,230.32
  6. Step 6: Final answer
    x = 999,965.12

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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.