Home / 2,494,903.80-3,742,355.70-812,177.40

Finding the Fourth Proportional to 2,494,903.80, 3,742,355.70 and 812,177.40

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Solution

The fourth proportional to 2,494,903.80, 3,742,355.70 and 812,177.40 is: 1,218,266.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,494,903.80 : 3,742,355.70 = 812,177.40 : x
  2. Step 2: Convert to fraction form
    2,494,903.80/3,742,355.70 = 812,177.40/x
  3. Step 3: Cross multiply
    2,494,903.80x = 3,742,355.70 × 812,177.40
  4. Step 4: Simplify right side
    2,494,903.80x = 3,039,456,722,301.18
  5. Step 5: Solve for x
    x = 3,039,456,722,301.18/2,494,903.80
  6. Step 6: Final answer
    x = 1,218,266.10

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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.