Home / 1,127,292.63-1,555,683.87-611,063.43

Finding the Fourth Proportional to 1,127,292.63, 1,555,683.87 and 611,063.43

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Solution

The fourth proportional to 1,127,292.63, 1,555,683.87 and 611,063.43 is: 843,278.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,292.63 : 1,555,683.87 = 611,063.43 : x
  2. Step 2: Convert to fraction form
    1,127,292.63/1,555,683.87 = 611,063.43/x
  3. Step 3: Cross multiply
    1,127,292.63x = 1,555,683.87 × 611,063.43
  4. Step 4: Simplify right side
    1,127,292.63x = 950,621,521,597.87
  5. Step 5: Solve for x
    x = 950,621,521,597.87/1,127,292.63
  6. Step 6: Final answer
    x = 843,278.40

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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.