Home / 2,896,547.80-4,344,821.70-766,847.20

Finding the Fourth Proportional to 2,896,547.80, 4,344,821.70 and 766,847.20

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Solution

The fourth proportional to 2,896,547.80, 4,344,821.70 and 766,847.20 is: 1,150,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,547.80 : 4,344,821.70 = 766,847.20 : x
  2. Step 2: Convert to fraction form
    2,896,547.80/4,344,821.70 = 766,847.20/x
  3. Step 3: Cross multiply
    2,896,547.80x = 4,344,821.70 × 766,847.20
  4. Step 4: Simplify right side
    2,896,547.80x = 3,331,814,355,144.24
  5. Step 5: Solve for x
    x = 3,331,814,355,144.24/2,896,547.80
  6. Step 6: Final answer
    x = 1,150,270.80

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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.