Home / 1,513,091.09-2,088,002.88-824,747.80

Finding the Fourth Proportional to 1,513,091.09, 2,088,002.88 and 824,747.80

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Solution

The fourth proportional to 1,513,091.09, 2,088,002.88 and 824,747.80 is: 1,138,117.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,091.09 : 2,088,002.88 = 824,747.80 : x
  2. Step 2: Convert to fraction form
    1,513,091.09/2,088,002.88 = 824,747.80/x
  3. Step 3: Cross multiply
    1,513,091.09x = 2,088,002.88 × 824,747.80
  4. Step 4: Simplify right side
    1,513,091.09x = 1,722,075,781,673.66
  5. Step 5: Solve for x
    x = 1,722,075,781,673.66/1,513,091.09
  6. Step 6: Final answer
    x = 1,138,117.72

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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.