Home / 1,085,379.12-1,497,912.88-602,100.08

Finding the Fourth Proportional to 1,085,379.12, 1,497,912.88 and 602,100.08

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Solution

The fourth proportional to 1,085,379.12, 1,497,912.88 and 602,100.08 is: 830,947.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,379.12 : 1,497,912.88 = 602,100.08 : x
  2. Step 2: Convert to fraction form
    1,085,379.12/1,497,912.88 = 602,100.08/x
  3. Step 3: Cross multiply
    1,085,379.12x = 1,497,912.88 × 602,100.08
  4. Step 4: Simplify right side
    1,085,379.12x = 901,893,464,881.03
  5. Step 5: Solve for x
    x = 901,893,464,881.03/1,085,379.12
  6. Step 6: Final answer
    x = 830,947.87

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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.