Home / 1,068,490.36-1,600,191.26-618,262.39

Finding the Fourth Proportional to 1,068,490.36, 1,600,191.26 and 618,262.39

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Solution

The fourth proportional to 1,068,490.36, 1,600,191.26 and 618,262.39 is: 925,921.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,490.36 : 1,600,191.26 = 618,262.39 : x
  2. Step 2: Convert to fraction form
    1,068,490.36/1,600,191.26 = 618,262.39/x
  3. Step 3: Cross multiply
    1,068,490.36x = 1,600,191.26 × 618,262.39
  4. Step 4: Simplify right side
    1,068,490.36x = 989,338,072,864.71
  5. Step 5: Solve for x
    x = 989,338,072,864.71/1,068,490.36
  6. Step 6: Final answer
    x = 925,921.38

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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.