Home / 1,557,574.48-2,336,351.10-838,254.64

Finding the Fourth Proportional to 1,557,574.48, 2,336,351.10 and 838,254.64

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Solution

The fourth proportional to 1,557,574.48, 2,336,351.10 and 838,254.64 is: 1,257,376.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,574.48 : 2,336,351.10 = 838,254.64 : x
  2. Step 2: Convert to fraction form
    1,557,574.48/2,336,351.10 = 838,254.64/x
  3. Step 3: Cross multiply
    1,557,574.48x = 2,336,351.10 × 838,254.64
  4. Step 4: Simplify right side
    1,557,574.48x = 1,958,457,150,244.10
  5. Step 5: Solve for x
    x = 1,958,457,150,244.10/1,557,574.48
  6. Step 6: Final answer
    x = 1,257,376.24

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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.