Home / 2,870,463.48-3,960,966.96-1,646,869.80

Finding the Fourth Proportional to 2,870,463.48, 3,960,966.96 and 1,646,869.80

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Solution

The fourth proportional to 2,870,463.48, 3,960,966.96 and 1,646,869.80 is: 2,272,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,463.48 : 3,960,966.96 = 1,646,869.80 : x
  2. Step 2: Convert to fraction form
    2,870,463.48/3,960,966.96 = 1,646,869.80/x
  3. Step 3: Cross multiply
    2,870,463.48x = 3,960,966.96 × 1,646,869.80
  4. Step 4: Simplify right side
    2,870,463.48x = 6,523,196,865,221.81
  5. Step 5: Solve for x
    x = 6,523,196,865,221.81/2,870,463.48
  6. Step 6: Final answer
    x = 2,272,523.90

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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.