Home / 1,676,300.40-2,514,420.36-611,331.84

Finding the Fourth Proportional to 1,676,300.40, 2,514,420.36 and 611,331.84

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Solution

The fourth proportional to 1,676,300.40, 2,514,420.36 and 611,331.84 is: 916,986.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,300.40 : 2,514,420.36 = 611,331.84 : x
  2. Step 2: Convert to fraction form
    1,676,300.40/2,514,420.36 = 611,331.84/x
  3. Step 3: Cross multiply
    1,676,300.40x = 2,514,420.36 × 611,331.84
  4. Step 4: Simplify right side
    1,676,300.40x = 1,537,145,225,212.26
  5. Step 5: Solve for x
    x = 1,537,145,225,212.26/1,676,300.40
  6. Step 6: Final answer
    x = 916,986.73

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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.