Home / 1,265,486.40-1,746,101.16-749,402.40

Finding the Fourth Proportional to 1,265,486.40, 1,746,101.16 and 749,402.40

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Solution

The fourth proportional to 1,265,486.40, 1,746,101.16 and 749,402.40 is: 1,034,015.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,486.40 : 1,746,101.16 = 749,402.40 : x
  2. Step 2: Convert to fraction form
    1,265,486.40/1,746,101.16 = 749,402.40/x
  3. Step 3: Cross multiply
    1,265,486.40x = 1,746,101.16 × 749,402.40
  4. Step 4: Simplify right side
    1,265,486.40x = 1,308,532,399,946.78
  5. Step 5: Solve for x
    x = 1,308,532,399,946.78/1,265,486.40
  6. Step 6: Final answer
    x = 1,034,015.38

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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.