Home / 2,486,417.12-3,431,798.96-1,580,822.24

Finding the Fourth Proportional to 2,486,417.12, 3,431,798.96 and 1,580,822.24

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Solution

The fourth proportional to 2,486,417.12, 3,431,798.96 and 1,580,822.24 is: 2,181,880.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,417.12 : 3,431,798.96 = 1,580,822.24 : x
  2. Step 2: Convert to fraction form
    2,486,417.12/3,431,798.96 = 1,580,822.24/x
  3. Step 3: Cross multiply
    2,486,417.12x = 3,431,798.96 × 1,580,822.24
  4. Step 4: Simplify right side
    2,486,417.12x = 5,425,064,119,176.87
  5. Step 5: Solve for x
    x = 5,425,064,119,176.87/2,486,417.12
  6. Step 6: Final answer
    x = 2,181,880.13

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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.