Home / 1,213,411.24-1,675,113.75-754,673.69

Finding the Fourth Proportional to 1,213,411.24, 1,675,113.75 and 754,673.69

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Solution

The fourth proportional to 1,213,411.24, 1,675,113.75 and 754,673.69 is: 1,041,826.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,411.24 : 1,675,113.75 = 754,673.69 : x
  2. Step 2: Convert to fraction form
    1,213,411.24/1,675,113.75 = 754,673.69/x
  3. Step 3: Cross multiply
    1,213,411.24x = 1,675,113.75 × 754,673.69
  4. Step 4: Simplify right side
    1,213,411.24x = 1,264,164,274,882.24
  5. Step 5: Solve for x
    x = 1,264,164,274,882.24/1,213,411.24
  6. Step 6: Final answer
    x = 1,041,826.74

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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.