Home / 1,434,678.08-2,152,370.07-423,795.04

Finding the Fourth Proportional to 1,434,678.08, 2,152,370.07 and 423,795.04

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Solution

The fourth proportional to 1,434,678.08, 2,152,370.07 and 423,795.04 is: 635,796.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,678.08 : 2,152,370.07 = 423,795.04 : x
  2. Step 2: Convert to fraction form
    1,434,678.08/2,152,370.07 = 423,795.04/x
  3. Step 3: Cross multiply
    1,434,678.08x = 2,152,370.07 × 423,795.04
  4. Step 4: Simplify right side
    1,434,678.08x = 912,163,754,529.53
  5. Step 5: Solve for x
    x = 912,163,754,529.53/1,434,678.08
  6. Step 6: Final answer
    x = 635,796.82

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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.