Home / 1,139,103.09-1,708,656.29-465,184.40

Finding the Fourth Proportional to 1,139,103.09, 1,708,656.29 and 465,184.40

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Solution

The fourth proportional to 1,139,103.09, 1,708,656.29 and 465,184.40 is: 697,777.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,103.09 : 1,708,656.29 = 465,184.40 : x
  2. Step 2: Convert to fraction form
    1,139,103.09/1,708,656.29 = 465,184.40/x
  3. Step 3: Cross multiply
    1,139,103.09x = 1,708,656.29 × 465,184.40
  4. Step 4: Simplify right side
    1,139,103.09x = 794,840,243,689.56
  5. Step 5: Solve for x
    x = 794,840,243,689.56/1,139,103.09
  6. Step 6: Final answer
    x = 697,777.27

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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.