Home / 876,851.80-1,315,277.70-824,363.80

Finding the Fourth Proportional to 876,851.80, 1,315,277.70 and 824,363.80

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Solution

The fourth proportional to 876,851.80, 1,315,277.70 and 824,363.80 is: 1,236,545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,851.80 : 1,315,277.70 = 824,363.80 : x
  2. Step 2: Convert to fraction form
    876,851.80/1,315,277.70 = 824,363.80/x
  3. Step 3: Cross multiply
    876,851.80x = 1,315,277.70 × 824,363.80
  4. Step 4: Simplify right side
    876,851.80x = 1,084,267,322,827.26
  5. Step 5: Solve for x
    x = 1,084,267,322,827.26/876,851.80
  6. Step 6: Final answer
    x = 1,236,545.70

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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.