Home / 1,940,823.18-2,678,346.95-1,125,510.93

Finding the Fourth Proportional to 1,940,823.18, 2,678,346.95 and 1,125,510.93

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Solution

The fourth proportional to 1,940,823.18, 2,678,346.95 and 1,125,510.93 is: 1,553,211.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,823.18 : 2,678,346.95 = 1,125,510.93 : x
  2. Step 2: Convert to fraction form
    1,940,823.18/2,678,346.95 = 1,125,510.93/x
  3. Step 3: Cross multiply
    1,940,823.18x = 2,678,346.95 × 1,125,510.93
  4. Step 4: Simplify right side
    1,940,823.18x = 3,014,508,760,929.61
  5. Step 5: Solve for x
    x = 3,014,508,760,929.61/1,940,823.18
  6. Step 6: Final answer
    x = 1,553,211.44

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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.