Home / 1,526,579.10-2,289,868.65-780,083.10

Finding the Fourth Proportional to 1,526,579.10, 2,289,868.65 and 780,083.10

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Solution

The fourth proportional to 1,526,579.10, 2,289,868.65 and 780,083.10 is: 1,170,124.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,579.10 : 2,289,868.65 = 780,083.10 : x
  2. Step 2: Convert to fraction form
    1,526,579.10/2,289,868.65 = 780,083.10/x
  3. Step 3: Cross multiply
    1,526,579.10x = 2,289,868.65 × 780,083.10
  4. Step 4: Simplify right side
    1,526,579.10x = 1,786,287,835,084.82
  5. Step 5: Solve for x
    x = 1,786,287,835,084.82/1,526,579.10
  6. Step 6: Final answer
    x = 1,170,124.65

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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.