Home / 3,016,026.72-4,160,455.92-1,911,437.28

Finding the Fourth Proportional to 3,016,026.72, 4,160,455.92 and 1,911,437.28

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Solution

The fourth proportional to 3,016,026.72, 4,160,455.92 and 1,911,437.28 is: 2,636,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,026.72 : 4,160,455.92 = 1,911,437.28 : x
  2. Step 2: Convert to fraction form
    3,016,026.72/4,160,455.92 = 1,911,437.28/x
  3. Step 3: Cross multiply
    3,016,026.72x = 4,160,455.92 × 1,911,437.28
  4. Step 4: Simplify right side
    3,016,026.72x = 7,952,450,547,284.70
  5. Step 5: Solve for x
    x = 7,952,450,547,284.70/3,016,026.72
  6. Step 6: Final answer
    x = 2,636,730.80

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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.