Home / 1,145,442.20-1,714,664.10-893,499.80

Finding the Fourth Proportional to 1,145,442.20, 1,714,664.10 and 893,499.80

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Solution

The fourth proportional to 1,145,442.20, 1,714,664.10 and 893,499.80 is: 1,337,520.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,442.20 : 1,714,664.10 = 893,499.80 : x
  2. Step 2: Convert to fraction form
    1,145,442.20/1,714,664.10 = 893,499.80/x
  3. Step 3: Cross multiply
    1,145,442.20x = 1,714,664.10 × 893,499.80
  4. Step 4: Simplify right side
    1,145,442.20x = 1,532,052,030,417.18
  5. Step 5: Solve for x
    x = 1,532,052,030,417.18/1,145,442.20
  6. Step 6: Final answer
    x = 1,337,520.16

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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.