Home / 1,815,712-2,505,760.32-1,010,896

Finding the Fourth Proportional to 1,815,712, 2,505,760.32 and 1,010,896

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Solution

The fourth proportional to 1,815,712, 2,505,760.32 and 1,010,896 is: 1,395,079.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,712 : 2,505,760.32 = 1,010,896 : x
  2. Step 2: Convert to fraction form
    1,815,712/2,505,760.32 = 1,010,896/x
  3. Step 3: Cross multiply
    1,815,712x = 2,505,760.32 × 1,010,896
  4. Step 4: Simplify right side
    1,815,712x = 2,533,063,084,446.72
  5. Step 5: Solve for x
    x = 2,533,063,084,446.72/1,815,712
  6. Step 6: Final answer
    x = 1,395,079.77

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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.