Home / 2,587,907.70-3,571,312.77-1,500,809.85

Finding the Fourth Proportional to 2,587,907.70, 3,571,312.77 and 1,500,809.85

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Solution

The fourth proportional to 2,587,907.70, 3,571,312.77 and 1,500,809.85 is: 2,071,117.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,907.70 : 3,571,312.77 = 1,500,809.85 : x
  2. Step 2: Convert to fraction form
    2,587,907.70/3,571,312.77 = 1,500,809.85/x
  3. Step 3: Cross multiply
    2,587,907.70x = 3,571,312.77 × 1,500,809.85
  4. Step 4: Simplify right side
    2,587,907.70x = 5,359,861,382,646.79
  5. Step 5: Solve for x
    x = 5,359,861,382,646.79/2,587,907.70
  6. Step 6: Final answer
    x = 2,071,117.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.