Home / 3,110,687.65-4,666,031.48-980,987.05

Finding the Fourth Proportional to 3,110,687.65, 4,666,031.48 and 980,987.05

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Solution

The fourth proportional to 3,110,687.65, 4,666,031.48 and 980,987.05 is: 1,471,480.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,687.65 : 4,666,031.48 = 980,987.05 : x
  2. Step 2: Convert to fraction form
    3,110,687.65/4,666,031.48 = 980,987.05/x
  3. Step 3: Cross multiply
    3,110,687.65x = 4,666,031.48 × 980,987.05
  4. Step 4: Simplify right side
    3,110,687.65x = 4,577,316,459,539.29
  5. Step 5: Solve for x
    x = 4,577,316,459,539.29/3,110,687.65
  6. Step 6: Final answer
    x = 1,471,480.58

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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.