Home / 2,877,034.74-3,970,288.38-1,587,875.10

Finding the Fourth Proportional to 2,877,034.74, 3,970,288.38 and 1,587,875.10

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Solution

The fourth proportional to 2,877,034.74, 3,970,288.38 and 1,587,875.10 is: 2,191,256.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,034.74 : 3,970,288.38 = 1,587,875.10 : x
  2. Step 2: Convert to fraction form
    2,877,034.74/3,970,288.38 = 1,587,875.10/x
  3. Step 3: Cross multiply
    2,877,034.74x = 3,970,288.38 × 1,587,875.10
  4. Step 4: Simplify right side
    2,877,034.74x = 6,304,322,058,421.34
  5. Step 5: Solve for x
    x = 6,304,322,058,421.34/2,877,034.74
  6. Step 6: Final answer
    x = 2,191,256.84

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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.