Home / 1,947,926.90-2,688,087.51-1,088,494.22

Finding the Fourth Proportional to 1,947,926.90, 2,688,087.51 and 1,088,494.22

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Solution

The fourth proportional to 1,947,926.90, 2,688,087.51 and 1,088,494.22 is: 1,502,093.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,926.90 : 2,688,087.51 = 1,088,494.22 : x
  2. Step 2: Convert to fraction form
    1,947,926.90/2,688,087.51 = 1,088,494.22/x
  3. Step 3: Cross multiply
    1,947,926.90x = 2,688,087.51 × 1,088,494.22
  4. Step 4: Simplify right side
    1,947,926.90x = 2,925,967,717,489.19
  5. Step 5: Solve for x
    x = 2,925,967,717,489.19/1,947,926.90
  6. Step 6: Final answer
    x = 1,502,093.18

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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.