Home / 1,637,860.45-2,260,061.95-949,390.03

Finding the Fourth Proportional to 1,637,860.45, 2,260,061.95 and 949,390.03

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Solution

The fourth proportional to 1,637,860.45, 2,260,061.95 and 949,390.03 is: 1,310,050.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,860.45 : 2,260,061.95 = 949,390.03 : x
  2. Step 2: Convert to fraction form
    1,637,860.45/2,260,061.95 = 949,390.03/x
  3. Step 3: Cross multiply
    1,637,860.45x = 2,260,061.95 × 949,390.03
  4. Step 4: Simplify right side
    1,637,860.45x = 2,145,680,282,512.36
  5. Step 5: Solve for x
    x = 2,145,680,282,512.36/1,637,860.45
  6. Step 6: Final answer
    x = 1,310,050.73

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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.