Home / 1,847,685.81-2,531,287.27-1,778,605.55

Finding the Fourth Proportional to 1,847,685.81, 2,531,287.27 and 1,778,605.55

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Solution

The fourth proportional to 1,847,685.81, 2,531,287.27 and 1,778,605.55 is: 2,436,648.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847,685.81 : 2,531,287.27 = 1,778,605.55 : x
  2. Step 2: Convert to fraction form
    1,847,685.81/2,531,287.27 = 1,778,605.55/x
  3. Step 3: Cross multiply
    1,847,685.81x = 2,531,287.27 × 1,778,605.55
  4. Step 4: Simplify right side
    1,847,685.81x = 4,502,161,574,409.91
  5. Step 5: Solve for x
    x = 4,502,161,574,409.91/1,847,685.81
  6. Step 6: Final answer
    x = 2,436,648.89

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.