Home / 1,571,405.66-2,168,554.11-951,225.08

Finding the Fourth Proportional to 1,571,405.66, 2,168,554.11 and 951,225.08

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Solution

The fourth proportional to 1,571,405.66, 2,168,554.11 and 951,225.08 is: 1,312,699.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,405.66 : 2,168,554.11 = 951,225.08 : x
  2. Step 2: Convert to fraction form
    1,571,405.66/2,168,554.11 = 951,225.08/x
  3. Step 3: Cross multiply
    1,571,405.66x = 2,168,554.11 × 951,225.08
  4. Step 4: Simplify right side
    1,571,405.66x = 2,062,783,056,769.08
  5. Step 5: Solve for x
    x = 2,062,783,056,769.08/1,571,405.66
  6. Step 6: Final answer
    x = 1,312,699.27

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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.