Home / 1,530,297.96-2,295,428.22-688,255.08

Finding the Fourth Proportional to 1,530,297.96, 2,295,428.22 and 688,255.08

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Solution

The fourth proportional to 1,530,297.96, 2,295,428.22 and 688,255.08 is: 1,032,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,297.96 : 2,295,428.22 = 688,255.08 : x
  2. Step 2: Convert to fraction form
    1,530,297.96/2,295,428.22 = 688,255.08/x
  3. Step 3: Cross multiply
    1,530,297.96x = 2,295,428.22 × 688,255.08
  4. Step 4: Simplify right side
    1,530,297.96x = 1,579,840,133,190.36
  5. Step 5: Solve for x
    x = 1,579,840,133,190.36/1,530,297.96
  6. Step 6: Final answer
    x = 1,032,374.20

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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.