Home / 1,533,407.69-2,116,117.04-845,104.32

Finding the Fourth Proportional to 1,533,407.69, 2,116,117.04 and 845,104.32

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Solution

The fourth proportional to 1,533,407.69, 2,116,117.04 and 845,104.32 is: 1,166,251.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,407.69 : 2,116,117.04 = 845,104.32 : x
  2. Step 2: Convert to fraction form
    1,533,407.69/2,116,117.04 = 845,104.32/x
  3. Step 3: Cross multiply
    1,533,407.69x = 2,116,117.04 × 845,104.32
  4. Step 4: Simplify right side
    1,533,407.69x = 1,788,339,647,904.09
  5. Step 5: Solve for x
    x = 1,788,339,647,904.09/1,533,407.69
  6. Step 6: Final answer
    x = 1,166,251.91

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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.