Home / 1,156,839.16-1,596,426.92-666,628.58

Finding the Fourth Proportional to 1,156,839.16, 1,596,426.92 and 666,628.58

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Solution

The fourth proportional to 1,156,839.16, 1,596,426.92 and 666,628.58 is: 919,941.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,839.16 : 1,596,426.92 = 666,628.58 : x
  2. Step 2: Convert to fraction form
    1,156,839.16/1,596,426.92 = 666,628.58/x
  3. Step 3: Cross multiply
    1,156,839.16x = 1,596,426.92 × 666,628.58
  4. Step 4: Simplify right side
    1,156,839.16x = 1,064,223,810,753.37
  5. Step 5: Solve for x
    x = 1,064,223,810,753.37/1,156,839.16
  6. Step 6: Final answer
    x = 919,941.03

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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.