Home / 1,216,908.04-1,679,267.17-673,012.07

Finding the Fourth Proportional to 1,216,908.04, 1,679,267.17 and 673,012.07

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Solution

The fourth proportional to 1,216,908.04, 1,679,267.17 and 673,012.07 is: 928,720.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,908.04 : 1,679,267.17 = 673,012.07 : x
  2. Step 2: Convert to fraction form
    1,216,908.04/1,679,267.17 = 673,012.07/x
  3. Step 3: Cross multiply
    1,216,908.04x = 1,679,267.17 × 673,012.07
  4. Step 4: Simplify right side
    1,216,908.04x = 1,130,167,080,459.95
  5. Step 5: Solve for x
    x = 1,130,167,080,459.95/1,216,908.04
  6. Step 6: Final answer
    x = 928,720.20

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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.