Home / 1,266,904.59-1,748,328.75-693,965.40

Finding the Fourth Proportional to 1,266,904.59, 1,748,328.75 and 693,965.40

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Solution

The fourth proportional to 1,266,904.59, 1,748,328.75 and 693,965.40 is: 957,672.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,904.59 : 1,748,328.75 = 693,965.40 : x
  2. Step 2: Convert to fraction form
    1,266,904.59/1,748,328.75 = 693,965.40/x
  3. Step 3: Cross multiply
    1,266,904.59x = 1,748,328.75 × 693,965.40
  4. Step 4: Simplify right side
    1,266,904.59x = 1,213,279,660,325.25
  5. Step 5: Solve for x
    x = 1,213,279,660,325.25/1,266,904.59
  6. Step 6: Final answer
    x = 957,672.48

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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.