Home / 2,567,386.48-3,543,047.40-1,405,881.52

Finding the Fourth Proportional to 2,567,386.48, 3,543,047.40 and 1,405,881.52

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Solution

The fourth proportional to 2,567,386.48, 3,543,047.40 and 1,405,881.52 is: 1,940,146.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,386.48 : 3,543,047.40 = 1,405,881.52 : x
  2. Step 2: Convert to fraction form
    2,567,386.48/3,543,047.40 = 1,405,881.52/x
  3. Step 3: Cross multiply
    2,567,386.48x = 3,543,047.40 × 1,405,881.52
  4. Step 4: Simplify right side
    2,567,386.48x = 4,981,104,864,144.05
  5. Step 5: Solve for x
    x = 4,981,104,864,144.05/2,567,386.48
  6. Step 6: Final answer
    x = 1,940,146.10

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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.