Home / 1,434,246.84-2,150,868.84-423,100.32

Finding the Fourth Proportional to 1,434,246.84, 2,150,868.84 and 423,100.32

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Solution

The fourth proportional to 1,434,246.84, 2,150,868.84 and 423,100.32 is: 634,502.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,246.84 : 2,150,868.84 = 423,100.32 : x
  2. Step 2: Convert to fraction form
    1,434,246.84/2,150,868.84 = 423,100.32/x
  3. Step 3: Cross multiply
    1,434,246.84x = 2,150,868.84 × 423,100.32
  4. Step 4: Simplify right side
    1,434,246.84x = 910,033,294,482.03
  5. Step 5: Solve for x
    x = 910,033,294,482.03/1,434,246.84
  6. Step 6: Final answer
    x = 634,502.56

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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.