Home / 1,762,322.30-2,638,234.65-1,051,984.70

Finding the Fourth Proportional to 1,762,322.30, 2,638,234.65 and 1,051,984.70

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Solution

The fourth proportional to 1,762,322.30, 2,638,234.65 and 1,051,984.70 is: 1,574,843.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,322.30 : 2,638,234.65 = 1,051,984.70 : x
  2. Step 2: Convert to fraction form
    1,762,322.30/2,638,234.65 = 1,051,984.70/x
  3. Step 3: Cross multiply
    1,762,322.30x = 2,638,234.65 × 1,051,984.70
  4. Step 4: Simplify right side
    1,762,322.30x = 2,775,382,486,809.86
  5. Step 5: Solve for x
    x = 2,775,382,486,809.86/1,762,322.30
  6. Step 6: Final answer
    x = 1,574,843.88

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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.