Home / 1,790,347.65-2,685,494.84-442,510.18

Finding the Fourth Proportional to 1,790,347.65, 2,685,494.84 and 442,510.18

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Solution

The fourth proportional to 1,790,347.65, 2,685,494.84 and 442,510.18 is: 663,758.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,347.65 : 2,685,494.84 = 442,510.18 : x
  2. Step 2: Convert to fraction form
    1,790,347.65/2,685,494.84 = 442,510.18/x
  3. Step 3: Cross multiply
    1,790,347.65x = 2,685,494.84 × 442,510.18
  4. Step 4: Simplify right side
    1,790,347.65x = 1,188,358,805,037.47
  5. Step 5: Solve for x
    x = 1,188,358,805,037.47/1,790,347.65
  6. Step 6: Final answer
    x = 663,758.69

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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.