Home / 1,505,548.48-2,077,661.70-817,220.92

Finding the Fourth Proportional to 1,505,548.48, 2,077,661.70 and 817,220.92

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Solution

The fourth proportional to 1,505,548.48, 2,077,661.70 and 817,220.92 is: 1,127,767.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,548.48 : 2,077,661.70 = 817,220.92 : x
  2. Step 2: Convert to fraction form
    1,505,548.48/2,077,661.70 = 817,220.92/x
  3. Step 3: Cross multiply
    1,505,548.48x = 2,077,661.70 × 817,220.92
  4. Step 4: Simplify right side
    1,505,548.48x = 1,697,908,605,922.76
  5. Step 5: Solve for x
    x = 1,697,908,605,922.76/1,505,548.48
  6. Step 6: Final answer
    x = 1,127,767.47

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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.