Home / 2,870,024.40-3,960,639.08-1,563,272.41

Finding the Fourth Proportional to 2,870,024.40, 3,960,639.08 and 1,563,272.41

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Solution

The fourth proportional to 2,870,024.40, 3,960,639.08 and 1,563,272.41 is: 2,157,318.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,024.40 : 3,960,639.08 = 1,563,272.41 : x
  2. Step 2: Convert to fraction form
    2,870,024.40/3,960,639.08 = 1,563,272.41/x
  3. Step 3: Cross multiply
    2,870,024.40x = 3,960,639.08 × 1,563,272.41
  4. Step 4: Simplify right side
    2,870,024.40x = 6,191,557,795,302.29
  5. Step 5: Solve for x
    x = 6,191,557,795,302.29/2,870,024.40
  6. Step 6: Final answer
    x = 2,157,318.87

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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.