Home / 1,283,876.64-1,771,728.06-710,904.48

Finding the Fourth Proportional to 1,283,876.64, 1,771,728.06 and 710,904.48

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Solution

The fourth proportional to 1,283,876.64, 1,771,728.06 and 710,904.48 is: 981,036.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,876.64 : 1,771,728.06 = 710,904.48 : x
  2. Step 2: Convert to fraction form
    1,283,876.64/1,771,728.06 = 710,904.48/x
  3. Step 3: Cross multiply
    1,283,876.64x = 1,771,728.06 × 710,904.48
  4. Step 4: Simplify right side
    1,283,876.64x = 1,259,529,415,195.71
  5. Step 5: Solve for x
    x = 1,259,529,415,195.71/1,283,876.64
  6. Step 6: Final answer
    x = 981,036.16

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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.