Home / 1,707,000.10-2,561,484.30-642,805.90

Finding the Fourth Proportional to 1,707,000.10, 2,561,484.30 and 642,805.90

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Solution

The fourth proportional to 1,707,000.10, 2,561,484.30 and 642,805.90 is: 964,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,000.10 : 2,561,484.30 = 642,805.90 : x
  2. Step 2: Convert to fraction form
    1,707,000.10/2,561,484.30 = 642,805.90/x
  3. Step 3: Cross multiply
    1,707,000.10x = 2,561,484.30 × 642,805.90
  4. Step 4: Simplify right side
    1,707,000.10x = 1,646,537,220,797.37
  5. Step 5: Solve for x
    x = 1,646,537,220,797.37/1,707,000.10
  6. Step 6: Final answer
    x = 964,579.45

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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.