Home / 1,636,885.60-2,258,545.83-992,464.18

Finding the Fourth Proportional to 1,636,885.60, 2,258,545.83 and 992,464.18

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Solution

The fourth proportional to 1,636,885.60, 2,258,545.83 and 992,464.18 is: 1,369,384.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,885.60 : 2,258,545.83 = 992,464.18 : x
  2. Step 2: Convert to fraction form
    1,636,885.60/2,258,545.83 = 992,464.18/x
  3. Step 3: Cross multiply
    1,636,885.60x = 2,258,545.83 × 992,464.18
  4. Step 4: Simplify right side
    1,636,885.60x = 2,241,525,835,163.37
  5. Step 5: Solve for x
    x = 2,241,525,835,163.37/1,636,885.60
  6. Step 6: Final answer
    x = 1,369,384.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.