Home / 1,708,919.91-2,564,641.49-810,364.66

Finding the Fourth Proportional to 1,708,919.91, 2,564,641.49 and 810,364.66

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Solution

The fourth proportional to 1,708,919.91, 2,564,641.49 and 810,364.66 is: 1,216,145.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,919.91 : 2,564,641.49 = 810,364.66 : x
  2. Step 2: Convert to fraction form
    1,708,919.91/2,564,641.49 = 810,364.66/x
  3. Step 3: Cross multiply
    1,708,919.91x = 2,564,641.49 × 810,364.66
  4. Step 4: Simplify right side
    1,708,919.91x = 2,078,294,818,602.32
  5. Step 5: Solve for x
    x = 2,078,294,818,602.32/1,708,919.91
  6. Step 6: Final answer
    x = 1,216,145.24

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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.