Home / 2,758,047.20-4,137,070.80-736,287.20

Finding the Fourth Proportional to 2,758,047.20, 4,137,070.80 and 736,287.20

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Solution

The fourth proportional to 2,758,047.20, 4,137,070.80 and 736,287.20 is: 1,104,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,047.20 : 4,137,070.80 = 736,287.20 : x
  2. Step 2: Convert to fraction form
    2,758,047.20/4,137,070.80 = 736,287.20/x
  3. Step 3: Cross multiply
    2,758,047.20x = 4,137,070.80 × 736,287.20
  4. Step 4: Simplify right side
    2,758,047.20x = 3,046,072,275,533.76
  5. Step 5: Solve for x
    x = 3,046,072,275,533.76/2,758,047.20
  6. Step 6: Final answer
    x = 1,104,430.80

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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.