Home / 910,790.19-1,364,357.93-836,383.59

Finding the Fourth Proportional to 910,790.19, 1,364,357.93 and 836,383.59

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Solution

The fourth proportional to 910,790.19, 1,364,357.93 and 836,383.59 is: 1,252,897.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,790.19 : 1,364,357.93 = 836,383.59 : x
  2. Step 2: Convert to fraction form
    910,790.19/1,364,357.93 = 836,383.59/x
  3. Step 3: Cross multiply
    910,790.19x = 1,364,357.93 × 836,383.59
  4. Step 4: Simplify right side
    910,790.19x = 1,141,126,579,356.45
  5. Step 5: Solve for x
    x = 1,141,126,579,356.45/910,790.19
  6. Step 6: Final answer
    x = 1,252,897.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.