Home / 1,472,516.80-2,208,775.20-525,918.40

Finding the Fourth Proportional to 1,472,516.80, 2,208,775.20 and 525,918.40

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Solution

The fourth proportional to 1,472,516.80, 2,208,775.20 and 525,918.40 is: 788,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,516.80 : 2,208,775.20 = 525,918.40 : x
  2. Step 2: Convert to fraction form
    1,472,516.80/2,208,775.20 = 525,918.40/x
  3. Step 3: Cross multiply
    1,472,516.80x = 2,208,775.20 × 525,918.40
  4. Step 4: Simplify right side
    1,472,516.80x = 1,161,635,519,143.68
  5. Step 5: Solve for x
    x = 1,161,635,519,143.68/1,472,516.80
  6. Step 6: Final answer
    x = 788,877.60

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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.