Home / 2,608,056.07-3,911,641.22-688,988.18

Finding the Fourth Proportional to 2,608,056.07, 3,911,641.22 and 688,988.18

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Solution

The fourth proportional to 2,608,056.07, 3,911,641.22 and 688,988.18 is: 1,033,365.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,056.07 : 3,911,641.22 = 688,988.18 : x
  2. Step 2: Convert to fraction form
    2,608,056.07/3,911,641.22 = 688,988.18/x
  3. Step 3: Cross multiply
    2,608,056.07x = 3,911,641.22 × 688,988.18
  4. Step 4: Simplify right side
    2,608,056.07x = 2,695,074,576,482.35
  5. Step 5: Solve for x
    x = 2,695,074,576,482.35/2,608,056.07
  6. Step 6: Final answer
    x = 1,033,365.28

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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.