Home / 1,119,959.04-1,679,109.12-676,623.36

Finding the Fourth Proportional to 1,119,959.04, 1,679,109.12 and 676,623.36

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Solution

The fourth proportional to 1,119,959.04, 1,679,109.12 and 676,623.36 is: 1,014,433.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,959.04 : 1,679,109.12 = 676,623.36 : x
  2. Step 2: Convert to fraction form
    1,119,959.04/1,679,109.12 = 676,623.36/x
  3. Step 3: Cross multiply
    1,119,959.04x = 1,679,109.12 × 676,623.36
  4. Step 4: Simplify right side
    1,119,959.04x = 1,136,124,454,581.04
  5. Step 5: Solve for x
    x = 1,136,124,454,581.04/1,119,959.04
  6. Step 6: Final answer
    x = 1,014,433.93

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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.