Home / 1,018,161.02-1,403,910.79-650,154.28

Finding the Fourth Proportional to 1,018,161.02, 1,403,910.79 and 650,154.28

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Solution

The fourth proportional to 1,018,161.02, 1,403,910.79 and 650,154.28 is: 896,477.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,161.02 : 1,403,910.79 = 650,154.28 : x
  2. Step 2: Convert to fraction form
    1,018,161.02/1,403,910.79 = 650,154.28/x
  3. Step 3: Cross multiply
    1,018,161.02x = 1,403,910.79 × 650,154.28
  4. Step 4: Simplify right side
    1,018,161.02x = 912,758,608,856.68
  5. Step 5: Solve for x
    x = 912,758,608,856.68/1,018,161.02
  6. Step 6: Final answer
    x = 896,477.66

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1.5x scale

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.