Home / 1,116,000.60-1,674,000.90-717,091.80

Finding the Fourth Proportional to 1,116,000.60, 1,674,000.90 and 717,091.80

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Solution

The fourth proportional to 1,116,000.60, 1,674,000.90 and 717,091.80 is: 1,075,637.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,000.60 : 1,674,000.90 = 717,091.80 : x
  2. Step 2: Convert to fraction form
    1,116,000.60/1,674,000.90 = 717,091.80/x
  3. Step 3: Cross multiply
    1,116,000.60x = 1,674,000.90 × 717,091.80
  4. Step 4: Simplify right side
    1,116,000.60x = 1,200,412,318,582.62
  5. Step 5: Solve for x
    x = 1,200,412,318,582.62/1,116,000.60
  6. Step 6: Final answer
    x = 1,075,637.70

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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.