Home / 2,357,442.09-3,253,661.46-1,390,809.96

Finding the Fourth Proportional to 2,357,442.09, 3,253,661.46 and 1,390,809.96

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Solution

The fourth proportional to 2,357,442.09, 3,253,661.46 and 1,390,809.96 is: 1,919,548.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357,442.09 : 3,253,661.46 = 1,390,809.96 : x
  2. Step 2: Convert to fraction form
    2,357,442.09/3,253,661.46 = 1,390,809.96/x
  3. Step 3: Cross multiply
    2,357,442.09x = 3,253,661.46 × 1,390,809.96
  4. Step 4: Simplify right side
    2,357,442.09x = 4,525,224,765,036.14
  5. Step 5: Solve for x
    x = 4,525,224,765,036.14/2,357,442.09
  6. Step 6: Final answer
    x = 1,919,548.64

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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.