Home / 1,190,213.02-1,784,756.81-461,077.76

Finding the Fourth Proportional to 1,190,213.02, 1,784,756.81 and 461,077.76

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Solution

The fourth proportional to 1,190,213.02, 1,784,756.81 and 461,077.76 is: 691,398.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,213.02 : 1,784,756.81 = 461,077.76 : x
  2. Step 2: Convert to fraction form
    1,190,213.02/1,784,756.81 = 461,077.76/x
  3. Step 3: Cross multiply
    1,190,213.02x = 1,784,756.81 × 461,077.76
  4. Step 4: Simplify right side
    1,190,213.02x = 822,911,660,870.37
  5. Step 5: Solve for x
    x = 822,911,660,870.37/1,190,213.02
  6. Step 6: Final answer
    x = 691,398.64

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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.