Home / 1,039,939.02-1,559,996.82-291,985.02

Finding the Fourth Proportional to 1,039,939.02, 1,559,996.82 and 291,985.02

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Solution

The fourth proportional to 1,039,939.02, 1,559,996.82 and 291,985.02 is: 438,002.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,939.02 : 1,559,996.82 = 291,985.02 : x
  2. Step 2: Convert to fraction form
    1,039,939.02/1,559,996.82 = 291,985.02/x
  3. Step 3: Cross multiply
    1,039,939.02x = 1,559,996.82 × 291,985.02
  4. Step 4: Simplify right side
    1,039,939.02x = 455,495,702,687.64
  5. Step 5: Solve for x
    x = 455,495,702,687.64/1,039,939.02
  6. Step 6: Final answer
    x = 438,002.32

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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.