Home / 1,422,663.64-2,131,626.18-1,001,053.76

Finding the Fourth Proportional to 1,422,663.64, 2,131,626.18 and 1,001,053.76

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Solution

The fourth proportional to 1,422,663.64, 2,131,626.18 and 1,001,053.76 is: 1,499,913.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,663.64 : 2,131,626.18 = 1,001,053.76 : x
  2. Step 2: Convert to fraction form
    1,422,663.64/2,131,626.18 = 1,001,053.76/x
  3. Step 3: Cross multiply
    1,422,663.64x = 2,131,626.18 × 1,001,053.76
  4. Step 4: Simplify right side
    1,422,663.64x = 2,133,872,402,403.44
  5. Step 5: Solve for x
    x = 2,133,872,402,403.44/1,422,663.64
  6. Step 6: Final answer
    x = 1,499,913.50

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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.