Home / 1,106,677.40-1,658,703.90-993,828.20

Finding the Fourth Proportional to 1,106,677.40, 1,658,703.90 and 993,828.20

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Solution

The fourth proportional to 1,106,677.40, 1,658,703.90 and 993,828.20 is: 1,489,563.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,677.40 : 1,658,703.90 = 993,828.20 : x
  2. Step 2: Convert to fraction form
    1,106,677.40/1,658,703.90 = 993,828.20/x
  3. Step 3: Cross multiply
    1,106,677.40x = 1,658,703.90 × 993,828.20
  4. Step 4: Simplify right side
    1,106,677.40x = 1,648,466,711,269.98
  5. Step 5: Solve for x
    x = 1,648,466,711,269.98/1,106,677.40
  6. Step 6: Final answer
    x = 1,489,563.91

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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.