Home / 2,900,271.93-4,002,239.48-1,611,190.95

Finding the Fourth Proportional to 2,900,271.93, 4,002,239.48 and 1,611,190.95

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Solution

The fourth proportional to 2,900,271.93, 4,002,239.48 and 1,611,190.95 is: 2,223,368.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,271.93 : 4,002,239.48 = 1,611,190.95 : x
  2. Step 2: Convert to fraction form
    2,900,271.93/4,002,239.48 = 1,611,190.95/x
  3. Step 3: Cross multiply
    2,900,271.93x = 4,002,239.48 × 1,611,190.95
  4. Step 4: Simplify right side
    2,900,271.93x = 6,448,372,021,852.75
  5. Step 5: Solve for x
    x = 6,448,372,021,852.75/2,900,271.93
  6. Step 6: Final answer
    x = 2,223,368.08

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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.