Home / 1,207,426.56-1,666,256.64-754,982.40

Finding the Fourth Proportional to 1,207,426.56, 1,666,256.64 and 754,982.40

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Solution

The fourth proportional to 1,207,426.56, 1,666,256.64 and 754,982.40 is: 1,041,880.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,426.56 : 1,666,256.64 = 754,982.40 : x
  2. Step 2: Convert to fraction form
    1,207,426.56/1,666,256.64 = 754,982.40/x
  3. Step 3: Cross multiply
    1,207,426.56x = 1,666,256.64 × 754,982.40
  4. Step 4: Simplify right side
    1,207,426.56x = 1,257,994,437,083.14
  5. Step 5: Solve for x
    x = 1,257,994,437,083.14/1,207,426.56
  6. Step 6: Final answer
    x = 1,041,880.71

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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.