Home / 2,486,821.40-3,732,200.40-971,230.40

Finding the Fourth Proportional to 2,486,821.40, 3,732,200.40 and 971,230.40

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Solution

The fourth proportional to 2,486,821.40, 3,732,200.40 and 971,230.40 is: 1,457,614.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,821.40 : 3,732,200.40 = 971,230.40 : x
  2. Step 2: Convert to fraction form
    2,486,821.40/3,732,200.40 = 971,230.40/x
  3. Step 3: Cross multiply
    2,486,821.40x = 3,732,200.40 × 971,230.40
  4. Step 4: Simplify right side
    2,486,821.40x = 3,624,826,487,372.16
  5. Step 5: Solve for x
    x = 3,624,826,487,372.16/2,486,821.40
  6. Step 6: Final answer
    x = 1,457,614.32

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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.