Home / 1,041,520.74-1,562,269.77-790,343.79

Finding the Fourth Proportional to 1,041,520.74, 1,562,269.77 and 790,343.79

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Solution

The fourth proportional to 1,041,520.74, 1,562,269.77 and 790,343.79 is: 1,185,507.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,520.74 : 1,562,269.77 = 790,343.79 : x
  2. Step 2: Convert to fraction form
    1,041,520.74/1,562,269.77 = 790,343.79/x
  3. Step 3: Cross multiply
    1,041,520.74x = 1,562,269.77 × 790,343.79
  4. Step 4: Simplify right side
    1,041,520.74x = 1,234,730,211,024.23
  5. Step 5: Solve for x
    x = 1,234,730,211,024.23/1,041,520.74
  6. Step 6: Final answer
    x = 1,185,507.08

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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.