Home / 1,214,439.84-1,676,069.13-1,010,130.30

Finding the Fourth Proportional to 1,214,439.84, 1,676,069.13 and 1,010,130.30

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Solution

The fourth proportional to 1,214,439.84, 1,676,069.13 and 1,010,130.30 is: 1,394,098.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,439.84 : 1,676,069.13 = 1,010,130.30 : x
  2. Step 2: Convert to fraction form
    1,214,439.84/1,676,069.13 = 1,010,130.30/x
  3. Step 3: Cross multiply
    1,214,439.84x = 1,676,069.13 × 1,010,130.30
  4. Step 4: Simplify right side
    1,214,439.84x = 1,693,048,213,107.64
  5. Step 5: Solve for x
    x = 1,693,048,213,107.64/1,214,439.84
  6. Step 6: Final answer
    x = 1,394,098.05

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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.