Home / 828,559.51-1,236,790.46-710,986.39

Finding the Fourth Proportional to 828,559.51, 1,236,790.46 and 710,986.39

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Solution

The fourth proportional to 828,559.51, 1,236,790.46 and 710,986.39 is: 1,061,289.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,559.51 : 1,236,790.46 = 710,986.39 : x
  2. Step 2: Convert to fraction form
    828,559.51/1,236,790.46 = 710,986.39/x
  3. Step 3: Cross multiply
    828,559.51x = 1,236,790.46 × 710,986.39
  4. Step 4: Simplify right side
    828,559.51x = 879,341,184,341.84
  5. Step 5: Solve for x
    x = 879,341,184,341.84/828,559.51
  6. Step 6: Final answer
    x = 1,061,289.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.