Home / 1,207,502.20-1,666,393.16-710,696.06

Finding the Fourth Proportional to 1,207,502.20, 1,666,393.16 and 710,696.06

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Solution

The fourth proportional to 1,207,502.20, 1,666,393.16 and 710,696.06 is: 980,784.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,502.20 : 1,666,393.16 = 710,696.06 : x
  2. Step 2: Convert to fraction form
    1,207,502.20/1,666,393.16 = 710,696.06/x
  3. Step 3: Cross multiply
    1,207,502.20x = 1,666,393.16 × 710,696.06
  4. Step 4: Simplify right side
    1,207,502.20x = 1,184,299,053,222.95
  5. Step 5: Solve for x
    x = 1,184,299,053,222.95/1,207,502.20
  6. Step 6: Final answer
    x = 980,784.18

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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.