Home / 4,124,275.45-6,186,834.52-1,428,595.65

Finding the Fourth Proportional to 4,124,275.45, 6,186,834.52 and 1,428,595.65

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Solution

The fourth proportional to 4,124,275.45, 6,186,834.52 and 1,428,595.65 is: 2,143,039.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124,275.45 : 6,186,834.52 = 1,428,595.65 : x
  2. Step 2: Convert to fraction form
    4,124,275.45/6,186,834.52 = 1,428,595.65/x
  3. Step 3: Cross multiply
    4,124,275.45x = 6,186,834.52 × 1,428,595.65
  4. Step 4: Simplify right side
    4,124,275.45x = 8,838,484,878,970.35
  5. Step 5: Solve for x
    x = 8,838,484,878,970.35/4,124,275.45
  6. Step 6: Final answer
    x = 2,143,039.42

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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.