Home / 1,487,371.32-2,052,594.54-808,308.36

Finding the Fourth Proportional to 1,487,371.32, 2,052,594.54 and 808,308.36

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Solution

The fourth proportional to 1,487,371.32, 2,052,594.54 and 808,308.36 is: 1,115,477.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,371.32 : 2,052,594.54 = 808,308.36 : x
  2. Step 2: Convert to fraction form
    1,487,371.32/2,052,594.54 = 808,308.36/x
  3. Step 3: Cross multiply
    1,487,371.32x = 2,052,594.54 × 808,308.36
  4. Step 4: Simplify right side
    1,487,371.32x = 1,659,129,326,372.35
  5. Step 5: Solve for x
    x = 1,659,129,326,372.35/1,487,371.32
  6. Step 6: Final answer
    x = 1,115,477.56

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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.