Home / 1,510,428.74-2,084,400.35-822,098.97

Finding the Fourth Proportional to 1,510,428.74, 2,084,400.35 and 822,098.97

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Solution

The fourth proportional to 1,510,428.74, 2,084,400.35 and 822,098.97 is: 1,134,501.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,428.74 : 2,084,400.35 = 822,098.97 : x
  2. Step 2: Convert to fraction form
    1,510,428.74/2,084,400.35 = 822,098.97/x
  3. Step 3: Cross multiply
    1,510,428.74x = 2,084,400.35 × 822,098.97
  4. Step 4: Simplify right side
    1,510,428.74x = 1,713,583,376,692.14
  5. Step 5: Solve for x
    x = 1,713,583,376,692.14/1,510,428.74
  6. Step 6: Final answer
    x = 1,134,501.31

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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.