Home / 1,776,004.80-2,664,007.20-653,841.60

Finding the Fourth Proportional to 1,776,004.80, 2,664,007.20 and 653,841.60

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Solution

The fourth proportional to 1,776,004.80, 2,664,007.20 and 653,841.60 is: 980,762.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,004.80 : 2,664,007.20 = 653,841.60 : x
  2. Step 2: Convert to fraction form
    1,776,004.80/2,664,007.20 = 653,841.60/x
  3. Step 3: Cross multiply
    1,776,004.80x = 2,664,007.20 × 653,841.60
  4. Step 4: Simplify right side
    1,776,004.80x = 1,741,838,730,059.52
  5. Step 5: Solve for x
    x = 1,741,838,730,059.52/1,776,004.80
  6. Step 6: Final answer
    x = 980,762.40

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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.