Home / 1,232,503.78-1,847,530.95-857,739.46

Finding the Fourth Proportional to 1,232,503.78, 1,847,530.95 and 857,739.46

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Solution

The fourth proportional to 1,232,503.78, 1,847,530.95 and 857,739.46 is: 1,285,756.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,503.78 : 1,847,530.95 = 857,739.46 : x
  2. Step 2: Convert to fraction form
    1,232,503.78/1,847,530.95 = 857,739.46/x
  3. Step 3: Cross multiply
    1,232,503.78x = 1,847,530.95 × 857,739.46
  4. Step 4: Simplify right side
    1,232,503.78x = 1,584,700,199,386.29
  5. Step 5: Solve for x
    x = 1,584,700,199,386.29/1,232,503.78
  6. Step 6: Final answer
    x = 1,285,756.87

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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.