Home / 1,457,429.56-2,186,424.55-558,801.21

Finding the Fourth Proportional to 1,457,429.56, 2,186,424.55 and 558,801.21

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Solution

The fourth proportional to 1,457,429.56, 2,186,424.55 and 558,801.21 is: 838,309.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,429.56 : 2,186,424.55 = 558,801.21 : x
  2. Step 2: Convert to fraction form
    1,457,429.56/2,186,424.55 = 558,801.21/x
  3. Step 3: Cross multiply
    1,457,429.56x = 2,186,424.55 × 558,801.21
  4. Step 4: Simplify right side
    1,457,429.56x = 1,221,776,681,797.05
  5. Step 5: Solve for x
    x = 1,221,776,681,797.05/1,457,429.56
  6. Step 6: Final answer
    x = 838,309.25

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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.