Home / 2,070,207.32-2,856,855.29-1,152,434.79

Finding the Fourth Proportional to 2,070,207.32, 2,856,855.29 and 1,152,434.79

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Solution

The fourth proportional to 2,070,207.32, 2,856,855.29 and 1,152,434.79 is: 1,590,342.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,207.32 : 2,856,855.29 = 1,152,434.79 : x
  2. Step 2: Convert to fraction form
    2,070,207.32/2,856,855.29 = 1,152,434.79/x
  3. Step 3: Cross multiply
    2,070,207.32x = 2,856,855.29 × 1,152,434.79
  4. Step 4: Simplify right side
    2,070,207.32x = 3,292,339,420,429.37
  5. Step 5: Solve for x
    x = 3,292,339,420,429.37/2,070,207.32
  6. Step 6: Final answer
    x = 1,590,342.86

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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.