Home / 1,364,979.96-2,044,728.72-679,802.76

Finding the Fourth Proportional to 1,364,979.96, 2,044,728.72 and 679,802.76

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Solution

The fourth proportional to 1,364,979.96, 2,044,728.72 and 679,802.76 is: 1,018,338.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,979.96 : 2,044,728.72 = 679,802.76 : x
  2. Step 2: Convert to fraction form
    1,364,979.96/2,044,728.72 = 679,802.76/x
  3. Step 3: Cross multiply
    1,364,979.96x = 2,044,728.72 × 679,802.76
  4. Step 4: Simplify right side
    1,364,979.96x = 1,390,012,227,307.27
  5. Step 5: Solve for x
    x = 1,390,012,227,307.27/1,364,979.96
  6. Step 6: Final answer
    x = 1,018,338.93

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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.