Home / 2,679,862.45-4,018,929.81-882,317.94

Finding the Fourth Proportional to 2,679,862.45, 4,018,929.81 and 882,317.94

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Solution

The fourth proportional to 2,679,862.45, 4,018,929.81 and 882,317.94 is: 1,323,192.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,862.45 : 4,018,929.81 = 882,317.94 : x
  2. Step 2: Convert to fraction form
    2,679,862.45/4,018,929.81 = 882,317.94/x
  3. Step 3: Cross multiply
    2,679,862.45x = 4,018,929.81 × 882,317.94
  4. Step 4: Simplify right side
    2,679,862.45x = 3,545,973,870,963.79
  5. Step 5: Solve for x
    x = 3,545,973,870,963.79/2,679,862.45
  6. Step 6: Final answer
    x = 1,323,192.49

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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.