Home / 6,391,510.40-9,579,100.80-2,600,710.40

Finding the Fourth Proportional to 6,391,510.40, 9,579,100.80 and 2,600,710.40

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Solution

The fourth proportional to 6,391,510.40, 9,579,100.80 and 2,600,710.40 is: 3,897,743.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391,510.40 : 9,579,100.80 = 2,600,710.40 : x
  2. Step 2: Convert to fraction form
    6,391,510.40/9,579,100.80 = 2,600,710.40/x
  3. Step 3: Cross multiply
    6,391,510.40x = 9,579,100.80 × 2,600,710.40
  4. Step 4: Simplify right side
    6,391,510.40x = 24,912,467,073,208.32
  5. Step 5: Solve for x
    x = 24,912,467,073,208.32/6,391,510.40
  6. Step 6: Final answer
    x = 3,897,743.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.