Home / 1,283,893.93-1,771,751.98-710,921.80

Finding the Fourth Proportional to 1,283,893.93, 1,771,751.98 and 710,921.80

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Solution

The fourth proportional to 1,283,893.93, 1,771,751.98 and 710,921.80 is: 981,060.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,893.93 : 1,771,751.98 = 710,921.80 : x
  2. Step 2: Convert to fraction form
    1,283,893.93/1,771,751.98 = 710,921.80/x
  3. Step 3: Cross multiply
    1,283,893.93x = 1,771,751.98 × 710,921.80
  4. Step 4: Simplify right side
    1,283,893.93x = 1,259,577,106,775.16
  5. Step 5: Solve for x
    x = 1,259,577,106,775.16/1,283,893.93
  6. Step 6: Final answer
    x = 981,060.10

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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.