Home / 886,818.51-1,223,811.18-484,410.51

Finding the Fourth Proportional to 886,818.51, 1,223,811.18 and 484,410.51

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Solution

The fourth proportional to 886,818.51, 1,223,811.18 and 484,410.51 is: 668,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,818.51 : 1,223,811.18 = 484,410.51 : x
  2. Step 2: Convert to fraction form
    886,818.51/1,223,811.18 = 484,410.51/x
  3. Step 3: Cross multiply
    886,818.51x = 1,223,811.18 × 484,410.51
  4. Step 4: Simplify right side
    886,818.51x = 592,826,997,847.50
  5. Step 5: Solve for x
    x = 592,826,997,847.50/886,818.51
  6. Step 6: Final answer
    x = 668,487.40

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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.