Home / 1,341,304.79-1,850,063.69-910,837.58

Finding the Fourth Proportional to 1,341,304.79, 1,850,063.69 and 910,837.58

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Solution

The fourth proportional to 1,341,304.79, 1,850,063.69 and 910,837.58 is: 1,256,319.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,304.79 : 1,850,063.69 = 910,837.58 : x
  2. Step 2: Convert to fraction form
    1,341,304.79/1,850,063.69 = 910,837.58/x
  3. Step 3: Cross multiply
    1,341,304.79x = 1,850,063.69 × 910,837.58
  4. Step 4: Simplify right side
    1,341,304.79x = 1,685,107,527,272.25
  5. Step 5: Solve for x
    x = 1,685,107,527,272.25/1,341,304.79
  6. Step 6: Final answer
    x = 1,256,319.63

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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.