Home / 1,213,311.65-1,674,976.82-754,574.00

Finding the Fourth Proportional to 1,213,311.65, 1,674,976.82 and 754,574.00

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Solution

The fourth proportional to 1,213,311.65, 1,674,976.82 and 754,574.00 is: 1,041,689.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,311.65 : 1,674,976.82 = 754,574.00 : x
  2. Step 2: Convert to fraction form
    1,213,311.65/1,674,976.82 = 754,574.00/x
  3. Step 3: Cross multiply
    1,213,311.65x = 1,674,976.82 × 754,574.00
  4. Step 4: Simplify right side
    1,213,311.65x = 1,263,893,946,826.93
  5. Step 5: Solve for x
    x = 1,263,893,946,826.93/1,213,311.65
  6. Step 6: Final answer
    x = 1,041,689.46

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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.