Home / 1,510,663.44-2,265,985.08-612,091.92

Finding the Fourth Proportional to 1,510,663.44, 2,265,985.08 and 612,091.92

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Solution

The fourth proportional to 1,510,663.44, 2,265,985.08 and 612,091.92 is: 918,133.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,663.44 : 2,265,985.08 = 612,091.92 : x
  2. Step 2: Convert to fraction form
    1,510,663.44/2,265,985.08 = 612,091.92/x
  3. Step 3: Cross multiply
    1,510,663.44x = 2,265,985.08 × 612,091.92
  4. Step 4: Simplify right side
    1,510,663.44x = 1,386,991,158,308.55
  5. Step 5: Solve for x
    x = 1,386,991,158,308.55/1,510,663.44
  6. Step 6: Final answer
    x = 918,133.80

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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.