Home / 1,552,890.56-2,142,434.34-899,159.81

Finding the Fourth Proportional to 1,552,890.56, 2,142,434.34 and 899,159.81

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Solution

The fourth proportional to 1,552,890.56, 2,142,434.34 and 899,159.81 is: 1,240,519.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,890.56 : 2,142,434.34 = 899,159.81 : x
  2. Step 2: Convert to fraction form
    1,552,890.56/2,142,434.34 = 899,159.81/x
  3. Step 3: Cross multiply
    1,552,890.56x = 2,142,434.34 × 899,159.81
  4. Step 4: Simplify right side
    1,552,890.56x = 1,926,390,843,379.70
  5. Step 5: Solve for x
    x = 1,926,390,843,379.70/1,552,890.56
  6. Step 6: Final answer
    x = 1,240,519.39

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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.