Home / 1,295,851.50-1,788,630.75-752,162.45

Finding the Fourth Proportional to 1,295,851.50, 1,788,630.75 and 752,162.45

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Solution

The fourth proportional to 1,295,851.50, 1,788,630.75 and 752,162.45 is: 1,038,190.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,851.50 : 1,788,630.75 = 752,162.45 : x
  2. Step 2: Convert to fraction form
    1,295,851.50/1,788,630.75 = 752,162.45/x
  3. Step 3: Cross multiply
    1,295,851.50x = 1,788,630.75 × 752,162.45
  4. Step 4: Simplify right side
    1,295,851.50x = 1,345,340,887,065.34
  5. Step 5: Solve for x
    x = 1,345,340,887,065.34/1,295,851.50
  6. Step 6: Final answer
    x = 1,038,190.63

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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.