Home / 1,028,326.04-1,540,480.26-708,421.40

Finding the Fourth Proportional to 1,028,326.04, 1,540,480.26 and 708,421.40

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Solution

The fourth proportional to 1,028,326.04, 1,540,480.26 and 708,421.40 is: 1,061,248.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,326.04 : 1,540,480.26 = 708,421.40 : x
  2. Step 2: Convert to fraction form
    1,028,326.04/1,540,480.26 = 708,421.40/x
  3. Step 3: Cross multiply
    1,028,326.04x = 1,540,480.26 × 708,421.40
  4. Step 4: Simplify right side
    1,028,326.04x = 1,091,309,182,461.56
  5. Step 5: Solve for x
    x = 1,091,309,182,461.56/1,028,326.04
  6. Step 6: Final answer
    x = 1,061,248.22

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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.