Home / 3,287,907.70-4,931,792.43-1,514,979.70

Finding the Fourth Proportional to 3,287,907.70, 4,931,792.43 and 1,514,979.70

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Solution

The fourth proportional to 3,287,907.70, 4,931,792.43 and 1,514,979.70 is: 2,272,437.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,907.70 : 4,931,792.43 = 1,514,979.70 : x
  2. Step 2: Convert to fraction form
    3,287,907.70/4,931,792.43 = 1,514,979.70/x
  3. Step 3: Cross multiply
    3,287,907.70x = 4,931,792.43 × 1,514,979.70
  4. Step 4: Simplify right side
    3,287,907.70x = 7,471,565,416,063.67
  5. Step 5: Solve for x
    x = 7,471,565,416,063.67/3,287,907.70
  6. Step 6: Final answer
    x = 2,272,437.70

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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.