Home / 1,347,545.10-2,021,350.05-400,946.70

Finding the Fourth Proportional to 1,347,545.10, 2,021,350.05 and 400,946.70

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Solution

The fourth proportional to 1,347,545.10, 2,021,350.05 and 400,946.70 is: 601,429.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,545.10 : 2,021,350.05 = 400,946.70 : x
  2. Step 2: Convert to fraction form
    1,347,545.10/2,021,350.05 = 400,946.70/x
  3. Step 3: Cross multiply
    1,347,545.10x = 2,021,350.05 × 400,946.70
  4. Step 4: Simplify right side
    1,347,545.10x = 810,453,632,092.34
  5. Step 5: Solve for x
    x = 810,453,632,092.34/1,347,545.10
  6. Step 6: Final answer
    x = 601,429.69

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1.5x scale

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.