Home / 1,565,818.24-2,160,697.26-868,117.72

Finding the Fourth Proportional to 1,565,818.24, 2,160,697.26 and 868,117.72

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Solution

The fourth proportional to 1,565,818.24, 2,160,697.26 and 868,117.72 is: 1,197,929.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,818.24 : 2,160,697.26 = 868,117.72 : x
  2. Step 2: Convert to fraction form
    1,565,818.24/2,160,697.26 = 868,117.72/x
  3. Step 3: Cross multiply
    1,565,818.24x = 2,160,697.26 × 868,117.72
  4. Step 4: Simplify right side
    1,565,818.24x = 1,875,739,578,961.45
  5. Step 5: Solve for x
    x = 1,875,739,578,961.45/1,565,818.24
  6. Step 6: Final answer
    x = 1,197,929.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.