Home / 1,684,281.78-2,526,510.15-842,549.22

Finding the Fourth Proportional to 1,684,281.78, 2,526,510.15 and 842,549.22

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Solution

The fourth proportional to 1,684,281.78, 2,526,510.15 and 842,549.22 is: 1,263,867.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,281.78 : 2,526,510.15 = 842,549.22 : x
  2. Step 2: Convert to fraction form
    1,684,281.78/2,526,510.15 = 842,549.22/x
  3. Step 3: Cross multiply
    1,684,281.78x = 2,526,510.15 × 842,549.22
  4. Step 4: Simplify right side
    1,684,281.78x = 2,128,709,156,204.58
  5. Step 5: Solve for x
    x = 2,128,709,156,204.58/1,684,281.78
  6. Step 6: Final answer
    x = 1,263,867.59

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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.