Home / 1,505,225.35-2,077,212.06-816,897.02

Finding the Fourth Proportional to 1,505,225.35, 2,077,212.06 and 816,897.02

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Solution

The fourth proportional to 1,505,225.35, 2,077,212.06 and 816,897.02 is: 1,127,318.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,225.35 : 2,077,212.06 = 816,897.02 : x
  2. Step 2: Convert to fraction form
    1,505,225.35/2,077,212.06 = 816,897.02/x
  3. Step 3: Cross multiply
    1,505,225.35x = 2,077,212.06 × 816,897.02
  4. Step 4: Simplify right side
    1,505,225.35x = 1,696,868,346,915.09
  5. Step 5: Solve for x
    x = 1,696,868,346,915.09/1,505,225.35
  6. Step 6: Final answer
    x = 1,127,318.48

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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.