Home / 2,311,644-3,190,068.72-1,506,828

Finding the Fourth Proportional to 2,311,644, 3,190,068.72 and 1,506,828

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Solution

The fourth proportional to 2,311,644, 3,190,068.72 and 1,506,828 is: 2,079,422.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,644 : 3,190,068.72 = 1,506,828 : x
  2. Step 2: Convert to fraction form
    2,311,644/3,190,068.72 = 1,506,828/x
  3. Step 3: Cross multiply
    2,311,644x = 3,190,068.72 × 1,506,828
  4. Step 4: Simplify right side
    2,311,644x = 4,806,884,869,220.16
  5. Step 5: Solve for x
    x = 4,806,884,869,220.16/2,311,644
  6. Step 6: Final answer
    x = 2,079,422.64

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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.