Home / 2,541,707.78-3,507,430.44-1,438,967.70

Finding the Fourth Proportional to 2,541,707.78, 3,507,430.44 and 1,438,967.70

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Solution

The fourth proportional to 2,541,707.78, 3,507,430.44 and 1,438,967.70 is: 1,985,703.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541,707.78 : 3,507,430.44 = 1,438,967.70 : x
  2. Step 2: Convert to fraction form
    2,541,707.78/3,507,430.44 = 1,438,967.70/x
  3. Step 3: Cross multiply
    2,541,707.78x = 3,507,430.44 × 1,438,967.70
  4. Step 4: Simplify right side
    2,541,707.78x = 5,047,079,121,925.36
  5. Step 5: Solve for x
    x = 5,047,079,121,925.36/2,541,707.78
  6. Step 6: Final answer
    x = 1,985,703.93

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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.