Home / 1,015,437.02-1,401,940.20-653,489.86

Finding the Fourth Proportional to 1,015,437.02, 1,401,940.20 and 653,489.86

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Solution

The fourth proportional to 1,015,437.02, 1,401,940.20 and 653,489.86 is: 902,226.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,437.02 : 1,401,940.20 = 653,489.86 : x
  2. Step 2: Convert to fraction form
    1,015,437.02/1,401,940.20 = 653,489.86/x
  3. Step 3: Cross multiply
    1,015,437.02x = 1,401,940.20 × 653,489.86
  4. Step 4: Simplify right side
    1,015,437.02x = 916,153,705,026.37
  5. Step 5: Solve for x
    x = 916,153,705,026.37/1,015,437.02
  6. Step 6: Final answer
    x = 902,226.02

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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.