Home / 1,525,146.98-2,104,631.51-836,803.31

Finding the Fourth Proportional to 1,525,146.98, 2,104,631.51 and 836,803.31

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Solution

The fourth proportional to 1,525,146.98, 2,104,631.51 and 836,803.31 is: 1,154,749.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,146.98 : 2,104,631.51 = 836,803.31 : x
  2. Step 2: Convert to fraction form
    1,525,146.98/2,104,631.51 = 836,803.31/x
  3. Step 3: Cross multiply
    1,525,146.98x = 2,104,631.51 × 836,803.31
  4. Step 4: Simplify right side
    1,525,146.98x = 1,761,162,599,191.12
  5. Step 5: Solve for x
    x = 1,761,162,599,191.12/1,525,146.98
  6. Step 6: Final answer
    x = 1,154,749.43

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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.