Home / 1,786,280.06-2,465,053.27-970,490.45

Finding the Fourth Proportional to 1,786,280.06, 2,465,053.27 and 970,490.45

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Solution

The fourth proportional to 1,786,280.06, 2,465,053.27 and 970,490.45 is: 1,339,269.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,280.06 : 2,465,053.27 = 970,490.45 : x
  2. Step 2: Convert to fraction form
    1,786,280.06/2,465,053.27 = 970,490.45/x
  3. Step 3: Cross multiply
    1,786,280.06x = 2,465,053.27 × 970,490.45
  4. Step 4: Simplify right side
    1,786,280.06x = 2,392,310,657,276.27
  5. Step 5: Solve for x
    x = 2,392,310,657,276.27/1,786,280.06
  6. Step 6: Final answer
    x = 1,339,269.64

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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.