Home / 1,510,434.11-2,084,407.76-822,104.35

Finding the Fourth Proportional to 1,510,434.11, 2,084,407.76 and 822,104.35

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Solution

The fourth proportional to 1,510,434.11, 2,084,407.76 and 822,104.35 is: 1,134,508.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,434.11 : 2,084,407.76 = 822,104.35 : x
  2. Step 2: Convert to fraction form
    1,510,434.11/2,084,407.76 = 822,104.35/x
  3. Step 3: Cross multiply
    1,510,434.11x = 2,084,407.76 × 822,104.35
  4. Step 4: Simplify right side
    1,510,434.11x = 1,713,600,686,669.76
  5. Step 5: Solve for x
    x = 1,713,600,686,669.76/1,510,434.11
  6. Step 6: Final answer
    x = 1,134,508.73

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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.