Home / 1,254,465.10-1,731,310.26-745,169.50

Finding the Fourth Proportional to 1,254,465.10, 1,731,310.26 and 745,169.50

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Solution

The fourth proportional to 1,254,465.10, 1,731,310.26 and 745,169.50 is: 1,028,422.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,465.10 : 1,731,310.26 = 745,169.50 : x
  2. Step 2: Convert to fraction form
    1,254,465.10/1,731,310.26 = 745,169.50/x
  3. Step 3: Cross multiply
    1,254,465.10x = 1,731,310.26 × 745,169.50
  4. Step 4: Simplify right side
    1,254,465.10x = 1,290,119,600,789.07
  5. Step 5: Solve for x
    x = 1,290,119,600,789.07/1,254,465.10
  6. Step 6: Final answer
    x = 1,028,422.07

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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.