Home / 1,041,505.60-1,562,247.10-790,328.64

Finding the Fourth Proportional to 1,041,505.60, 1,562,247.10 and 790,328.64

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Solution

The fourth proportional to 1,041,505.60, 1,562,247.10 and 790,328.64 is: 1,185,484.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,505.60 : 1,562,247.10 = 790,328.64 : x
  2. Step 2: Convert to fraction form
    1,041,505.60/1,562,247.10 = 790,328.64/x
  3. Step 3: Cross multiply
    1,041,505.60x = 1,562,247.10 × 790,328.64
  4. Step 4: Simplify right side
    1,041,505.60x = 1,234,688,625,886.94
  5. Step 5: Solve for x
    x = 1,234,688,625,886.94/1,041,505.60
  6. Step 6: Final answer
    x = 1,185,484.39

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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.