Home / 2,126,282.40-3,189,423.60-1,006,538.40

Finding the Fourth Proportional to 2,126,282.40, 3,189,423.60 and 1,006,538.40

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Solution

The fourth proportional to 2,126,282.40, 3,189,423.60 and 1,006,538.40 is: 1,509,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,282.40 : 3,189,423.60 = 1,006,538.40 : x
  2. Step 2: Convert to fraction form
    2,126,282.40/3,189,423.60 = 1,006,538.40/x
  3. Step 3: Cross multiply
    2,126,282.40x = 3,189,423.60 × 1,006,538.40
  4. Step 4: Simplify right side
    2,126,282.40x = 3,210,277,327,266.24
  5. Step 5: Solve for x
    x = 3,210,277,327,266.24/2,126,282.40
  6. Step 6: Final answer
    x = 1,509,807.60

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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.