Home / 3,019,632.68-4,528,886.28-970,328.76

Finding the Fourth Proportional to 3,019,632.68, 4,528,886.28 and 970,328.76

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Solution

The fourth proportional to 3,019,632.68, 4,528,886.28 and 970,328.76 is: 1,455,312.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,632.68 : 4,528,886.28 = 970,328.76 : x
  2. Step 2: Convert to fraction form
    3,019,632.68/4,528,886.28 = 970,328.76/x
  3. Step 3: Cross multiply
    3,019,632.68x = 4,528,886.28 × 970,328.76
  4. Step 4: Simplify right side
    3,019,632.68x = 4,394,508,608,253.41
  5. Step 5: Solve for x
    x = 4,394,508,608,253.41/3,019,632.68
  6. Step 6: Final answer
    x = 1,455,312.31

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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.