Home / 1,036,644.30-1,555,657.65-475,389.90

Finding the Fourth Proportional to 1,036,644.30, 1,555,657.65 and 475,389.90

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Solution

The fourth proportional to 1,036,644.30, 1,555,657.65 and 475,389.90 is: 713,401.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,644.30 : 1,555,657.65 = 475,389.90 : x
  2. Step 2: Convert to fraction form
    1,036,644.30/1,555,657.65 = 475,389.90/x
  3. Step 3: Cross multiply
    1,036,644.30x = 1,555,657.65 × 475,389.90
  4. Step 4: Simplify right side
    1,036,644.30x = 739,543,934,667.74
  5. Step 5: Solve for x
    x = 739,543,934,667.74/1,036,644.30
  6. Step 6: Final answer
    x = 713,401.82

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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.