Home / 1,870,404.40-2,805,606.60-672,365.80

Finding the Fourth Proportional to 1,870,404.40, 2,805,606.60 and 672,365.80

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Solution

The fourth proportional to 1,870,404.40, 2,805,606.60 and 672,365.80 is: 1,008,548.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,404.40 : 2,805,606.60 = 672,365.80 : x
  2. Step 2: Convert to fraction form
    1,870,404.40/2,805,606.60 = 672,365.80/x
  3. Step 3: Cross multiply
    1,870,404.40x = 2,805,606.60 × 672,365.80
  4. Step 4: Simplify right side
    1,870,404.40x = 1,886,393,926,094.28
  5. Step 5: Solve for x
    x = 1,886,393,926,094.28/1,870,404.40
  6. Step 6: Final answer
    x = 1,008,548.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.