Home / 1,163,607.43-1,744,856.38-405,355.63

Finding the Fourth Proportional to 1,163,607.43, 1,744,856.38 and 405,355.63

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Solution

The fourth proportional to 1,163,607.43, 1,744,856.38 and 405,355.63 is: 607,840.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,607.43 : 1,744,856.38 = 405,355.63 : x
  2. Step 2: Convert to fraction form
    1,163,607.43/1,744,856.38 = 405,355.63/x
  3. Step 3: Cross multiply
    1,163,607.43x = 1,744,856.38 × 405,355.63
  4. Step 4: Simplify right side
    1,163,607.43x = 707,287,346,423.36
  5. Step 5: Solve for x
    x = 707,287,346,423.36/1,163,607.43
  6. Step 6: Final answer
    x = 607,840.18

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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.