Home / 1,035,310.78-1,553,119.17-530,157.34

Finding the Fourth Proportional to 1,035,310.78, 1,553,119.17 and 530,157.34

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Solution

The fourth proportional to 1,035,310.78, 1,553,119.17 and 530,157.34 is: 795,314.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,310.78 : 1,553,119.17 = 530,157.34 : x
  2. Step 2: Convert to fraction form
    1,035,310.78/1,553,119.17 = 530,157.34/x
  3. Step 3: Cross multiply
    1,035,310.78x = 1,553,119.17 × 530,157.34
  4. Step 4: Simplify right side
    1,035,310.78x = 823,397,527,870.21
  5. Step 5: Solve for x
    x = 823,397,527,870.21/1,035,310.78
  6. Step 6: Final answer
    x = 795,314.36

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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.