Home / 3,107,875.45-4,288,298.93-1,731,184.92

Finding the Fourth Proportional to 3,107,875.45, 4,288,298.93 and 1,731,184.92

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Solution

The fourth proportional to 3,107,875.45, 4,288,298.93 and 1,731,184.92 is: 2,388,718.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,875.45 : 4,288,298.93 = 1,731,184.92 : x
  2. Step 2: Convert to fraction form
    3,107,875.45/4,288,298.93 = 1,731,184.92/x
  3. Step 3: Cross multiply
    3,107,875.45x = 4,288,298.93 × 1,731,184.92
  4. Step 4: Simplify right side
    3,107,875.45x = 7,423,838,437,033.22
  5. Step 5: Solve for x
    x = 7,423,838,437,033.22/3,107,875.45
  6. Step 6: Final answer
    x = 2,388,718.13

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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.