Home / 1,472,519.80-2,208,779.70-525,921.40

Finding the Fourth Proportional to 1,472,519.80, 2,208,779.70 and 525,921.40

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Solution

The fourth proportional to 1,472,519.80, 2,208,779.70 and 525,921.40 is: 788,882.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,519.80 : 2,208,779.70 = 525,921.40 : x
  2. Step 2: Convert to fraction form
    1,472,519.80/2,208,779.70 = 525,921.40/x
  3. Step 3: Cross multiply
    1,472,519.80x = 2,208,779.70 × 525,921.40
  4. Step 4: Simplify right side
    1,472,519.80x = 1,161,644,512,115.58
  5. Step 5: Solve for x
    x = 1,161,644,512,115.58/1,472,519.80
  6. Step 6: Final answer
    x = 788,882.10

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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.