Home / 2,257,959.90-3,116,019.99-1,239,457.50

Finding the Fourth Proportional to 2,257,959.90, 3,116,019.99 and 1,239,457.50

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Solution

The fourth proportional to 2,257,959.90, 3,116,019.99 and 1,239,457.50 is: 1,710,470.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,959.90 : 3,116,019.99 = 1,239,457.50 : x
  2. Step 2: Convert to fraction form
    2,257,959.90/3,116,019.99 = 1,239,457.50/x
  3. Step 3: Cross multiply
    2,257,959.90x = 3,116,019.99 × 1,239,457.50
  4. Step 4: Simplify right side
    2,257,959.90x = 3,862,174,346,755.43
  5. Step 5: Solve for x
    x = 3,862,174,346,755.43/2,257,959.90
  6. Step 6: Final answer
    x = 1,710,470.74

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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.