Home / 1,091,013.40-1,636,811.70-973,498.60

Finding the Fourth Proportional to 1,091,013.40, 1,636,811.70 and 973,498.60

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Solution

The fourth proportional to 1,091,013.40, 1,636,811.70 and 973,498.60 is: 1,460,508.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,013.40 : 1,636,811.70 = 973,498.60 : x
  2. Step 2: Convert to fraction form
    1,091,013.40/1,636,811.70 = 973,498.60/x
  3. Step 3: Cross multiply
    1,091,013.40x = 1,636,811.70 × 973,498.60
  4. Step 4: Simplify right side
    1,091,013.40x = 1,593,433,898,413.62
  5. Step 5: Solve for x
    x = 1,593,433,898,413.62/1,091,013.40
  6. Step 6: Final answer
    x = 1,460,508.09

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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.