Home / 3,127,821.95-4,690,827.11-939,303.41

Finding the Fourth Proportional to 3,127,821.95, 4,690,827.11 and 939,303.41

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Solution

The fourth proportional to 3,127,821.95, 4,690,827.11 and 939,303.41 is: 1,408,683.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127,821.95 : 4,690,827.11 = 939,303.41 : x
  2. Step 2: Convert to fraction form
    3,127,821.95/4,690,827.11 = 939,303.41/x
  3. Step 3: Cross multiply
    3,127,821.95x = 4,690,827.11 × 939,303.41
  4. Step 4: Simplify right side
    3,127,821.95x = 4,406,109,879,037.57
  5. Step 5: Solve for x
    x = 4,406,109,879,037.57/3,127,821.95
  6. Step 6: Final answer
    x = 1,408,683.09

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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.