Home / 1,609,970.30-2,414,955.45-1,208,437.10

Finding the Fourth Proportional to 1,609,970.30, 2,414,955.45 and 1,208,437.10

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Solution

The fourth proportional to 1,609,970.30, 2,414,955.45 and 1,208,437.10 is: 1,812,655.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,970.30 : 2,414,955.45 = 1,208,437.10 : x
  2. Step 2: Convert to fraction form
    1,609,970.30/2,414,955.45 = 1,208,437.10/x
  3. Step 3: Cross multiply
    1,609,970.30x = 2,414,955.45 × 1,208,437.10
  4. Step 4: Simplify right side
    1,609,970.30x = 2,918,321,760,627.20
  5. Step 5: Solve for x
    x = 2,918,321,760,627.20/1,609,970.30
  6. Step 6: Final answer
    x = 1,812,655.65

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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.