Home / 1,712,113.25-2,362,740.80-986,947.79

Finding the Fourth Proportional to 1,712,113.25, 2,362,740.80 and 986,947.79

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Solution

The fourth proportional to 1,712,113.25, 2,362,740.80 and 986,947.79 is: 1,362,002.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,113.25 : 2,362,740.80 = 986,947.79 : x
  2. Step 2: Convert to fraction form
    1,712,113.25/2,362,740.80 = 986,947.79/x
  3. Step 3: Cross multiply
    1,712,113.25x = 2,362,740.80 × 986,947.79
  4. Step 4: Simplify right side
    1,712,113.25x = 2,331,901,794,154.39
  5. Step 5: Solve for x
    x = 2,331,901,794,154.39/1,712,113.25
  6. Step 6: Final answer
    x = 1,362,002.08

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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.