Home / 1,938,061.16-2,906,869.92-518,227.95

Finding the Fourth Proportional to 1,938,061.16, 2,906,869.92 and 518,227.95

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Solution

The fourth proportional to 1,938,061.16, 2,906,869.92 and 518,227.95 is: 777,282.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,061.16 : 2,906,869.92 = 518,227.95 : x
  2. Step 2: Convert to fraction form
    1,938,061.16/2,906,869.92 = 518,227.95/x
  3. Step 3: Cross multiply
    1,938,061.16x = 2,906,869.92 × 518,227.95
  4. Step 4: Simplify right side
    1,938,061.16x = 1,506,421,239,558.26
  5. Step 5: Solve for x
    x = 1,506,421,239,558.26/1,938,061.16
  6. Step 6: Final answer
    x = 777,282.61

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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.