Home / 1,862,287.02-2,792,287.30-723,719.80

Finding the Fourth Proportional to 1,862,287.02, 2,792,287.30 and 723,719.80

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Solution

The fourth proportional to 1,862,287.02, 2,792,287.30 and 723,719.80 is: 1,085,135.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,287.02 : 2,792,287.30 = 723,719.80 : x
  2. Step 2: Convert to fraction form
    1,862,287.02/2,792,287.30 = 723,719.80/x
  3. Step 3: Cross multiply
    1,862,287.02x = 2,792,287.30 × 723,719.80
  4. Step 4: Simplify right side
    1,862,287.02x = 2,020,833,606,298.54
  5. Step 5: Solve for x
    x = 2,020,833,606,298.54/1,862,287.02
  6. Step 6: Final answer
    x = 1,085,135.42

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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.