Home / 2,333,811.96-3,216,263.76-1,688,137.20

Finding the Fourth Proportional to 2,333,811.96, 3,216,263.76 and 1,688,137.20

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Solution

The fourth proportional to 2,333,811.96, 3,216,263.76 and 1,688,137.20 is: 2,326,449.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,333,811.96 : 3,216,263.76 = 1,688,137.20 : x
  2. Step 2: Convert to fraction form
    2,333,811.96/3,216,263.76 = 1,688,137.20/x
  3. Step 3: Cross multiply
    2,333,811.96x = 3,216,263.76 × 1,688,137.20
  4. Step 4: Simplify right side
    2,333,811.96x = 5,429,494,498,267.87
  5. Step 5: Solve for x
    x = 5,429,494,498,267.87/2,333,811.96
  6. Step 6: Final answer
    x = 2,326,449.00

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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.