Home / 2,461,835.70-3,692,384.19-778,720.50

Finding the Fourth Proportional to 2,461,835.70, 3,692,384.19 and 778,720.50

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Solution

The fourth proportional to 2,461,835.70, 3,692,384.19 and 778,720.50 is: 1,167,963.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461,835.70 : 3,692,384.19 = 778,720.50 : x
  2. Step 2: Convert to fraction form
    2,461,835.70/3,692,384.19 = 778,720.50/x
  3. Step 3: Cross multiply
    2,461,835.70x = 3,692,384.19 × 778,720.50
  4. Step 4: Simplify right side
    2,461,835.70x = 2,875,335,262,628.90
  5. Step 5: Solve for x
    x = 2,875,335,262,628.90/2,461,835.70
  6. Step 6: Final answer
    x = 1,167,963.92

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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.