Home / 1,283,890.07-1,771,746.60-710,917.94

Finding the Fourth Proportional to 1,283,890.07, 1,771,746.60 and 710,917.94

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Solution

The fourth proportional to 1,283,890.07, 1,771,746.60 and 710,917.94 is: 981,054.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,890.07 : 1,771,746.60 = 710,917.94 : x
  2. Step 2: Convert to fraction form
    1,283,890.07/1,771,746.60 = 710,917.94/x
  3. Step 3: Cross multiply
    1,283,890.07x = 1,771,746.60 × 710,917.94
  4. Step 4: Simplify right side
    1,283,890.07x = 1,259,566,447,503.37
  5. Step 5: Solve for x
    x = 1,259,566,447,503.37/1,283,890.07
  6. Step 6: Final answer
    x = 981,054.74

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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.