Home / 875,227.20-1,312,840.80-744,007.20

Finding the Fourth Proportional to 875,227.20, 1,312,840.80 and 744,007.20

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Solution

The fourth proportional to 875,227.20, 1,312,840.80 and 744,007.20 is: 1,116,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,227.20 : 1,312,840.80 = 744,007.20 : x
  2. Step 2: Convert to fraction form
    875,227.20/1,312,840.80 = 744,007.20/x
  3. Step 3: Cross multiply
    875,227.20x = 1,312,840.80 × 744,007.20
  4. Step 4: Simplify right side
    875,227.20x = 976,763,007,653.76
  5. Step 5: Solve for x
    x = 976,763,007,653.76/875,227.20
  6. Step 6: Final answer
    x = 1,116,010.80

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1.5x scale

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.