Home / 1,053,722.63-1,454,137.25-570,287.78

Finding the Fourth Proportional to 1,053,722.63, 1,454,137.25 and 570,287.78

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Solution

The fourth proportional to 1,053,722.63, 1,454,137.25 and 570,287.78 is: 786,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,722.63 : 1,454,137.25 = 570,287.78 : x
  2. Step 2: Convert to fraction form
    1,053,722.63/1,454,137.25 = 570,287.78/x
  3. Step 3: Cross multiply
    1,053,722.63x = 1,454,137.25 × 570,287.78
  4. Step 4: Simplify right side
    1,053,722.63x = 829,276,704,117.81
  5. Step 5: Solve for x
    x = 829,276,704,117.81/1,053,722.63
  6. Step 6: Final answer
    x = 786,997.15

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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.