Home / 915,548.51-1,372,852.22-537,215.11

Finding the Fourth Proportional to 915,548.51, 1,372,852.22 and 537,215.11

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Solution

The fourth proportional to 915,548.51, 1,372,852.22 and 537,215.11 is: 805,546.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,548.51 : 1,372,852.22 = 537,215.11 : x
  2. Step 2: Convert to fraction form
    915,548.51/1,372,852.22 = 537,215.11/x
  3. Step 3: Cross multiply
    915,548.51x = 1,372,852.22 × 537,215.11
  4. Step 4: Simplify right side
    915,548.51x = 737,516,956,381.04
  5. Step 5: Solve for x
    x = 737,516,956,381.04/915,548.51
  6. Step 6: Final answer
    x = 805,546.56

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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.