Home / 1,513,679.04-2,086,706.52-1,190,828.52

Finding the Fourth Proportional to 1,513,679.04, 2,086,706.52 and 1,190,828.52

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Solution

The fourth proportional to 1,513,679.04, 2,086,706.52 and 1,190,828.52 is: 1,641,635.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,679.04 : 2,086,706.52 = 1,190,828.52 : x
  2. Step 2: Convert to fraction form
    1,513,679.04/2,086,706.52 = 1,190,828.52/x
  3. Step 3: Cross multiply
    1,513,679.04x = 2,086,706.52 × 1,190,828.52
  4. Step 4: Simplify right side
    1,513,679.04x = 2,484,909,636,885.95
  5. Step 5: Solve for x
    x = 2,484,909,636,885.95/1,513,679.04
  6. Step 6: Final answer
    x = 1,641,635.76

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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.