Home / 1,740,338.40-2,404,113.84-1,343,036.64

Finding the Fourth Proportional to 1,740,338.40, 2,404,113.84 and 1,343,036.64

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Solution

The fourth proportional to 1,740,338.40, 2,404,113.84 and 1,343,036.64 is: 1,855,278.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740,338.40 : 2,404,113.84 = 1,343,036.64 : x
  2. Step 2: Convert to fraction form
    1,740,338.40/2,404,113.84 = 1,343,036.64/x
  3. Step 3: Cross multiply
    1,740,338.40x = 2,404,113.84 × 1,343,036.64
  4. Step 4: Simplify right side
    1,740,338.40x = 3,228,812,973,851.10
  5. Step 5: Solve for x
    x = 3,228,812,973,851.10/1,740,338.40
  6. Step 6: Final answer
    x = 1,855,278.82

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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.