Home / 2,075,429.10-3,113,143.65-812,837.10

Finding the Fourth Proportional to 2,075,429.10, 3,113,143.65 and 812,837.10

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Solution

The fourth proportional to 2,075,429.10, 3,113,143.65 and 812,837.10 is: 1,219,255.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,429.10 : 3,113,143.65 = 812,837.10 : x
  2. Step 2: Convert to fraction form
    2,075,429.10/3,113,143.65 = 812,837.10/x
  3. Step 3: Cross multiply
    2,075,429.10x = 3,113,143.65 × 812,837.10
  4. Step 4: Simplify right side
    2,075,429.10x = 2,530,478,656,349.42
  5. Step 5: Solve for x
    x = 2,530,478,656,349.42/2,075,429.10
  6. Step 6: Final answer
    x = 1,219,255.65

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Similar ratio
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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.