Home / 1,433,870.48-2,150,805.78-535,382.30

Finding the Fourth Proportional to 1,433,870.48, 2,150,805.78 and 535,382.30

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Solution

The fourth proportional to 1,433,870.48, 2,150,805.78 and 535,382.30 is: 803,073.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,870.48 : 2,150,805.78 = 535,382.30 : x
  2. Step 2: Convert to fraction form
    1,433,870.48/2,150,805.78 = 535,382.30/x
  3. Step 3: Cross multiply
    1,433,870.48x = 2,150,805.78 × 535,382.30
  4. Step 4: Simplify right side
    1,433,870.48x = 1,151,503,345,349.69
  5. Step 5: Solve for x
    x = 1,151,503,345,349.69/1,433,870.48
  6. Step 6: Final answer
    x = 803,073.47

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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.