Home / 1,015,985.57-1,523,784.22-510,406.18

Finding the Fourth Proportional to 1,015,985.57, 1,523,784.22 and 510,406.18

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Solution

The fourth proportional to 1,015,985.57, 1,523,784.22 and 510,406.18 is: 765,511.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,985.57 : 1,523,784.22 = 510,406.18 : x
  2. Step 2: Convert to fraction form
    1,015,985.57/1,523,784.22 = 510,406.18/x
  3. Step 3: Cross multiply
    1,015,985.57x = 1,523,784.22 × 510,406.18
  4. Step 4: Simplify right side
    1,015,985.57x = 777,748,877,789.00
  5. Step 5: Solve for x
    x = 777,748,877,789.00/1,015,985.57
  6. Step 6: Final answer
    x = 765,511.74

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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.