Home / 2,187,748.40-3,020,423.37-1,500,549.26

Finding the Fourth Proportional to 2,187,748.40, 3,020,423.37 and 1,500,549.26

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Solution

The fourth proportional to 2,187,748.40, 3,020,423.37 and 1,500,549.26 is: 2,071,670.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,748.40 : 3,020,423.37 = 1,500,549.26 : x
  2. Step 2: Convert to fraction form
    2,187,748.40/3,020,423.37 = 1,500,549.26/x
  3. Step 3: Cross multiply
    2,187,748.40x = 3,020,423.37 × 1,500,549.26
  4. Step 4: Simplify right side
    2,187,748.40x = 4,532,294,052,740.21
  5. Step 5: Solve for x
    x = 4,532,294,052,740.21/2,187,748.40
  6. Step 6: Final answer
    x = 2,071,670.61

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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.