Home / 2,674,543.28-3,689,971.80-1,527,811.52

Finding the Fourth Proportional to 2,674,543.28, 3,689,971.80 and 1,527,811.52

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Solution

The fourth proportional to 2,674,543.28, 3,689,971.80 and 1,527,811.52 is: 2,107,866.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674,543.28 : 3,689,971.80 = 1,527,811.52 : x
  2. Step 2: Convert to fraction form
    2,674,543.28/3,689,971.80 = 1,527,811.52/x
  3. Step 3: Cross multiply
    2,674,543.28x = 3,689,971.80 × 1,527,811.52
  4. Step 4: Simplify right side
    2,674,543.28x = 5,637,581,424,515.14
  5. Step 5: Solve for x
    x = 5,637,581,424,515.14/2,674,543.28
  6. Step 6: Final answer
    x = 2,107,866.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.