Home / 1,134,050.20-1,564,971.78-624,770.80

Finding the Fourth Proportional to 1,134,050.20, 1,564,971.78 and 624,770.80

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Solution

The fourth proportional to 1,134,050.20, 1,564,971.78 and 624,770.80 is: 862,174.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,050.20 : 1,564,971.78 = 624,770.80 : x
  2. Step 2: Convert to fraction form
    1,134,050.20/1,564,971.78 = 624,770.80/x
  3. Step 3: Cross multiply
    1,134,050.20x = 1,564,971.78 × 624,770.80
  4. Step 4: Simplify right side
    1,134,050.20x = 977,748,670,968.02
  5. Step 5: Solve for x
    x = 977,748,670,968.02/1,134,050.20
  6. Step 6: Final answer
    x = 862,174.07

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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.