Home / 3,679,389.50-5,518,663.65-983,924.82

Finding the Fourth Proportional to 3,679,389.50, 5,518,663.65 and 983,924.82

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Solution

The fourth proportional to 3,679,389.50, 5,518,663.65 and 983,924.82 is: 1,475,774.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,389.50 : 5,518,663.65 = 983,924.82 : x
  2. Step 2: Convert to fraction form
    3,679,389.50/5,518,663.65 = 983,924.82/x
  3. Step 3: Cross multiply
    3,679,389.50x = 5,518,663.65 × 983,924.82
  4. Step 4: Simplify right side
    3,679,389.50x = 5,429,950,138,466.79
  5. Step 5: Solve for x
    x = 5,429,950,138,466.79/3,679,389.50
  6. Step 6: Final answer
    x = 1,475,774.76

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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.