Home / 830,813.91-1,248,822.47-548,320.02

Finding the Fourth Proportional to 830,813.91, 1,248,822.47 and 548,320.02

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Solution

The fourth proportional to 830,813.91, 1,248,822.47 and 548,320.02 is: 824,197.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,813.91 : 1,248,822.47 = 548,320.02 : x
  2. Step 2: Convert to fraction form
    830,813.91/1,248,822.47 = 548,320.02/x
  3. Step 3: Cross multiply
    830,813.91x = 1,248,822.47 × 548,320.02
  4. Step 4: Simplify right side
    830,813.91x = 684,754,361,726.85
  5. Step 5: Solve for x
    x = 684,754,361,726.85/830,813.91
  6. Step 6: Final answer
    x = 824,197.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.