Home / 1,811,810.60-2,717,715.90-972,002.60

Finding the Fourth Proportional to 1,811,810.60, 2,717,715.90 and 972,002.60

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Solution

The fourth proportional to 1,811,810.60, 2,717,715.90 and 972,002.60 is: 1,458,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,810.60 : 2,717,715.90 = 972,002.60 : x
  2. Step 2: Convert to fraction form
    1,811,810.60/2,717,715.90 = 972,002.60/x
  3. Step 3: Cross multiply
    1,811,810.60x = 2,717,715.90 × 972,002.60
  4. Step 4: Simplify right side
    1,811,810.60x = 2,641,626,920,861.34
  5. Step 5: Solve for x
    x = 2,641,626,920,861.34/1,811,810.60
  6. Step 6: Final answer
    x = 1,458,003.90

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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.