Home / 1,329,637.20-1,993,872.60-530,653.20

Finding the Fourth Proportional to 1,329,637.20, 1,993,872.60 and 530,653.20

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Solution

The fourth proportional to 1,329,637.20, 1,993,872.60 and 530,653.20 is: 795,747.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,637.20 : 1,993,872.60 = 530,653.20 : x
  2. Step 2: Convert to fraction form
    1,329,637.20/1,993,872.60 = 530,653.20/x
  3. Step 3: Cross multiply
    1,329,637.20x = 1,993,872.60 × 530,653.20
  4. Step 4: Simplify right side
    1,329,637.20x = 1,058,054,875,582.32
  5. Step 5: Solve for x
    x = 1,058,054,875,582.32/1,329,637.20
  6. Step 6: Final answer
    x = 795,747.05

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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.