Home / 1,663,357.53-2,294,869.56-1,356,904.16

Finding the Fourth Proportional to 1,663,357.53, 2,294,869.56 and 1,356,904.16

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Solution

The fourth proportional to 1,663,357.53, 2,294,869.56 and 1,356,904.16 is: 1,872,067.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,357.53 : 2,294,869.56 = 1,356,904.16 : x
  2. Step 2: Convert to fraction form
    1,663,357.53/2,294,869.56 = 1,356,904.16/x
  3. Step 3: Cross multiply
    1,663,357.53x = 2,294,869.56 × 1,356,904.16
  4. Step 4: Simplify right side
    1,663,357.53x = 3,113,918,041,147.02
  5. Step 5: Solve for x
    x = 3,113,918,041,147.02/1,663,357.53
  6. Step 6: Final answer
    x = 1,872,067.78

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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.