Home / 1,492,344.54-2,059,435.53-813,280.50

Finding the Fourth Proportional to 1,492,344.54, 2,059,435.53 and 813,280.50

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Solution

The fourth proportional to 1,492,344.54, 2,059,435.53 and 813,280.50 is: 1,122,327.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,344.54 : 2,059,435.53 = 813,280.50 : x
  2. Step 2: Convert to fraction form
    1,492,344.54/2,059,435.53 = 813,280.50/x
  3. Step 3: Cross multiply
    1,492,344.54x = 2,059,435.53 × 813,280.50
  4. Step 4: Simplify right side
    1,492,344.54x = 1,674,898,757,556.17
  5. Step 5: Solve for x
    x = 1,674,898,757,556.17/1,492,344.54
  6. Step 6: Final answer
    x = 1,122,327.13

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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.