Home / 1,222,543.60-1,832,065.80-848,129.20

Finding the Fourth Proportional to 1,222,543.60, 1,832,065.80 and 848,129.20

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Solution

The fourth proportional to 1,222,543.60, 1,832,065.80 and 848,129.20 is: 1,270,980.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,543.60 : 1,832,065.80 = 848,129.20 : x
  2. Step 2: Convert to fraction form
    1,222,543.60/1,832,065.80 = 848,129.20/x
  3. Step 3: Cross multiply
    1,222,543.60x = 1,832,065.80 × 848,129.20
  4. Step 4: Simplify right side
    1,222,543.60x = 1,553,828,501,301.36
  5. Step 5: Solve for x
    x = 1,553,828,501,301.36/1,222,543.60
  6. Step 6: Final answer
    x = 1,270,980.03

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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.