Home / 1,125,828.95-1,688,847.26-367,674.36

Finding the Fourth Proportional to 1,125,828.95, 1,688,847.26 and 367,674.36

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Solution

The fourth proportional to 1,125,828.95, 1,688,847.26 and 367,674.36 is: 551,545.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,828.95 : 1,688,847.26 = 367,674.36 : x
  2. Step 2: Convert to fraction form
    1,125,828.95/1,688,847.26 = 367,674.36/x
  3. Step 3: Cross multiply
    1,125,828.95x = 1,688,847.26 × 367,674.36
  4. Step 4: Simplify right side
    1,125,828.95x = 620,945,833,619.88
  5. Step 5: Solve for x
    x = 620,945,833,619.88/1,125,828.95
  6. Step 6: Final answer
    x = 551,545.45

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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.