Home / 1,074,457.80-1,611,886.04-354,849.36

Finding the Fourth Proportional to 1,074,457.80, 1,611,886.04 and 354,849.36

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Solution

The fourth proportional to 1,074,457.80, 1,611,886.04 and 354,849.36 is: 532,339.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,457.80 : 1,611,886.04 = 354,849.36 : x
  2. Step 2: Convert to fraction form
    1,074,457.80/1,611,886.04 = 354,849.36/x
  3. Step 3: Cross multiply
    1,074,457.80x = 1,611,886.04 × 354,849.36
  4. Step 4: Simplify right side
    1,074,457.80x = 571,976,729,686.94
  5. Step 5: Solve for x
    x = 571,976,729,686.94/1,074,457.80
  6. Step 6: Final answer
    x = 532,339.87

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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.