Home / 1,853,816.40-2,780,033.40-731,653.20

Finding the Fourth Proportional to 1,853,816.40, 2,780,033.40 and 731,653.20

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Solution

The fourth proportional to 1,853,816.40, 2,780,033.40 and 731,653.20 is: 1,097,207.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,816.40 : 2,780,033.40 = 731,653.20 : x
  2. Step 2: Convert to fraction form
    1,853,816.40/2,780,033.40 = 731,653.20/x
  3. Step 3: Cross multiply
    1,853,816.40x = 2,780,033.40 × 731,653.20
  4. Step 4: Simplify right side
    1,853,816.40x = 2,034,020,333,216.88
  5. Step 5: Solve for x
    x = 2,034,020,333,216.88/1,853,816.40
  6. Step 6: Final answer
    x = 1,097,207.00

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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.