Home / 1,528,761.27-2,293,417.70-629,712.30

Finding the Fourth Proportional to 1,528,761.27, 2,293,417.70 and 629,712.30

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Solution

The fourth proportional to 1,528,761.27, 2,293,417.70 and 629,712.30 is: 944,682.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,761.27 : 2,293,417.70 = 629,712.30 : x
  2. Step 2: Convert to fraction form
    1,528,761.27/2,293,417.70 = 629,712.30/x
  3. Step 3: Cross multiply
    1,528,761.27x = 2,293,417.70 × 629,712.30
  4. Step 4: Simplify right side
    1,528,761.27x = 1,444,193,334,727.71
  5. Step 5: Solve for x
    x = 1,444,193,334,727.71/1,528,761.27
  6. Step 6: Final answer
    x = 944,682.05

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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.