Home / 2,683,720.40-4,030,246.20-1,424,008.40

Finding the Fourth Proportional to 2,683,720.40, 4,030,246.20 and 1,424,008.40

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Solution

The fourth proportional to 2,683,720.40, 4,030,246.20 and 1,424,008.40 is: 2,138,488.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683,720.40 : 4,030,246.20 = 1,424,008.40 : x
  2. Step 2: Convert to fraction form
    2,683,720.40/4,030,246.20 = 1,424,008.40/x
  3. Step 3: Cross multiply
    2,683,720.40x = 4,030,246.20 × 1,424,008.40
  4. Step 4: Simplify right side
    2,683,720.40x = 5,739,104,442,868.08
  5. Step 5: Solve for x
    x = 5,739,104,442,868.08/2,683,720.40
  6. Step 6: Final answer
    x = 2,138,488.21

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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.