Home / 1,956,047.03-2,931,999.71-657,963.66

Finding the Fourth Proportional to 1,956,047.03, 2,931,999.71 and 657,963.66

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Solution

The fourth proportional to 1,956,047.03, 2,931,999.71 and 657,963.66 is: 986,248.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956,047.03 : 2,931,999.71 = 657,963.66 : x
  2. Step 2: Convert to fraction form
    1,956,047.03/2,931,999.71 = 657,963.66/x
  3. Step 3: Cross multiply
    1,956,047.03x = 2,931,999.71 × 657,963.66
  4. Step 4: Simplify right side
    1,956,047.03x = 1,929,149,244,005.63
  5. Step 5: Solve for x
    x = 1,929,149,244,005.63/1,956,047.03
  6. Step 6: Final answer
    x = 986,248.91

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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.