Home / 2,114,905.39-2,918,573.15-1,148,036.34

Finding the Fourth Proportional to 2,114,905.39, 2,918,573.15 and 1,148,036.34

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Solution

The fourth proportional to 2,114,905.39, 2,918,573.15 and 1,148,036.34 is: 1,584,292.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,905.39 : 2,918,573.15 = 1,148,036.34 : x
  2. Step 2: Convert to fraction form
    2,114,905.39/2,918,573.15 = 1,148,036.34/x
  3. Step 3: Cross multiply
    2,114,905.39x = 2,918,573.15 × 1,148,036.34
  4. Step 4: Simplify right side
    2,114,905.39x = 3,350,628,025,935.76
  5. Step 5: Solve for x
    x = 3,350,628,025,935.76/2,114,905.39
  6. Step 6: Final answer
    x = 1,584,292.16

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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.