Home / 1,283,961.48-1,925,937.59-385,399.32

Finding the Fourth Proportional to 1,283,961.48, 1,925,937.59 and 385,399.32

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Solution

The fourth proportional to 1,283,961.48, 1,925,937.59 and 385,399.32 is: 578,097.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,961.48 : 1,925,937.59 = 385,399.32 : x
  2. Step 2: Convert to fraction form
    1,283,961.48/1,925,937.59 = 385,399.32/x
  3. Step 3: Cross multiply
    1,283,961.48x = 1,925,937.59 × 385,399.32
  4. Step 4: Simplify right side
    1,283,961.48x = 742,255,035,621.44
  5. Step 5: Solve for x
    x = 742,255,035,621.44/1,283,961.48
  6. Step 6: Final answer
    x = 578,097.59

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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.