Home / 1,484,598.30-2,226,897.45-1,272,021.90

Finding the Fourth Proportional to 1,484,598.30, 2,226,897.45 and 1,272,021.90

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Solution

The fourth proportional to 1,484,598.30, 2,226,897.45 and 1,272,021.90 is: 1,908,032.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,598.30 : 2,226,897.45 = 1,272,021.90 : x
  2. Step 2: Convert to fraction form
    1,484,598.30/2,226,897.45 = 1,272,021.90/x
  3. Step 3: Cross multiply
    1,484,598.30x = 2,226,897.45 × 1,272,021.90
  4. Step 4: Simplify right side
    1,484,598.30x = 2,832,662,325,454.16
  5. Step 5: Solve for x
    x = 2,832,662,325,454.16/1,484,598.30
  6. Step 6: Final answer
    x = 1,908,032.85

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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.