Home / 1,513,326.28-2,089,362.90-941,145.16

Finding the Fourth Proportional to 1,513,326.28, 2,089,362.90 and 941,145.16

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Solution

The fourth proportional to 1,513,326.28, 2,089,362.90 and 941,145.16 is: 1,299,385.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,326.28 : 2,089,362.90 = 941,145.16 : x
  2. Step 2: Convert to fraction form
    1,513,326.28/2,089,362.90 = 941,145.16/x
  3. Step 3: Cross multiply
    1,513,326.28x = 2,089,362.90 × 941,145.16
  4. Step 4: Simplify right side
    1,513,326.28x = 1,966,393,780,818.56
  5. Step 5: Solve for x
    x = 1,966,393,780,818.56/1,513,326.28
  6. Step 6: Final answer
    x = 1,299,385.21

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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.