Home / 1,402,475.50-2,104,063.17-405,203.50

Finding the Fourth Proportional to 1,402,475.50, 2,104,063.17 and 405,203.50

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Solution

The fourth proportional to 1,402,475.50, 2,104,063.17 and 405,203.50 is: 607,906.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,475.50 : 2,104,063.17 = 405,203.50 : x
  2. Step 2: Convert to fraction form
    1,402,475.50/2,104,063.17 = 405,203.50/x
  3. Step 3: Cross multiply
    1,402,475.50x = 2,104,063.17 × 405,203.50
  4. Step 4: Simplify right side
    1,402,475.50x = 852,573,760,705.10
  5. Step 5: Solve for x
    x = 852,573,760,705.10/1,402,475.50
  6. Step 6: Final answer
    x = 607,906.35

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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.