Home / 1,156,838.16-1,596,425.54-666,627.58

Finding the Fourth Proportional to 1,156,838.16, 1,596,425.54 and 666,627.58

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Solution

The fourth proportional to 1,156,838.16, 1,596,425.54 and 666,627.58 is: 919,939.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,838.16 : 1,596,425.54 = 666,627.58 : x
  2. Step 2: Convert to fraction form
    1,156,838.16/1,596,425.54 = 666,627.58/x
  3. Step 3: Cross multiply
    1,156,838.16x = 1,596,425.54 × 666,627.58
  4. Step 4: Simplify right side
    1,156,838.16x = 1,064,221,294,380.39
  5. Step 5: Solve for x
    x = 1,064,221,294,380.39/1,156,838.16
  6. Step 6: Final answer
    x = 919,939.65

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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.