Home / 1,790,347.70-2,685,521.55-1,712,599.85

Finding the Fourth Proportional to 1,790,347.70, 2,685,521.55 and 1,712,599.85

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Solution

The fourth proportional to 1,790,347.70, 2,685,521.55 and 1,712,599.85 is: 2,568,899.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,347.70 : 2,685,521.55 = 1,712,599.85 : x
  2. Step 2: Convert to fraction form
    1,790,347.70/2,685,521.55 = 1,712,599.85/x
  3. Step 3: Cross multiply
    1,790,347.70x = 2,685,521.55 × 1,712,599.85
  4. Step 4: Simplify right side
    1,790,347.70x = 4,599,223,803,701.77
  5. Step 5: Solve for x
    x = 4,599,223,803,701.77/1,790,347.70
  6. Step 6: Final answer
    x = 2,568,899.78

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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.