Home / 1,428,875.40-1,973,484.59-941,025.72

Finding the Fourth Proportional to 1,428,875.40, 1,973,484.59 and 941,025.72

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Solution

The fourth proportional to 1,428,875.40, 1,973,484.59 and 941,025.72 is: 1,299,693.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,875.40 : 1,973,484.59 = 941,025.72 : x
  2. Step 2: Convert to fraction form
    1,428,875.40/1,973,484.59 = 941,025.72/x
  3. Step 3: Cross multiply
    1,428,875.40x = 1,973,484.59 × 941,025.72
  4. Step 4: Simplify right side
    1,428,875.40x = 1,857,099,757,213.65
  5. Step 5: Solve for x
    x = 1,857,099,757,213.65/1,428,875.40
  6. Step 6: Final answer
    x = 1,299,693.28

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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.