Home / 1,604,064.78-2,405,377.89-955,947.03

Finding the Fourth Proportional to 1,604,064.78, 2,405,377.89 and 955,947.03

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Solution

The fourth proportional to 1,604,064.78, 2,405,377.89 and 955,947.03 is: 1,433,491.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,064.78 : 2,405,377.89 = 955,947.03 : x
  2. Step 2: Convert to fraction form
    1,604,064.78/2,405,377.89 = 955,947.03/x
  3. Step 3: Cross multiply
    1,604,064.78x = 2,405,377.89 × 955,947.03
  4. Step 4: Simplify right side
    1,604,064.78x = 2,299,413,849,973.17
  5. Step 5: Solve for x
    x = 2,299,413,849,973.17/1,604,064.78
  6. Step 6: Final answer
    x = 1,433,491.89

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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.