Home / 2,174,830.02-3,001,500.64-1,315,863.90

Finding the Fourth Proportional to 2,174,830.02, 3,001,500.64 and 1,315,863.90

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Solution

The fourth proportional to 2,174,830.02, 3,001,500.64 and 1,315,863.90 is: 1,816,034.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,830.02 : 3,001,500.64 = 1,315,863.90 : x
  2. Step 2: Convert to fraction form
    2,174,830.02/3,001,500.64 = 1,315,863.90/x
  3. Step 3: Cross multiply
    2,174,830.02x = 3,001,500.64 × 1,315,863.90
  4. Step 4: Simplify right side
    2,174,830.02x = 3,949,566,338,002.90
  5. Step 5: Solve for x
    x = 3,949,566,338,002.90/2,174,830.02
  6. Step 6: Final answer
    x = 1,816,034.50

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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.