Home / 1,116,739.34-1,540,981.22-657,826.82

Finding the Fourth Proportional to 1,116,739.34, 1,540,981.22 and 657,826.82

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Solution

The fourth proportional to 1,116,739.34, 1,540,981.22 and 657,826.82 is: 907,730.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,739.34 : 1,540,981.22 = 657,826.82 : x
  2. Step 2: Convert to fraction form
    1,116,739.34/1,540,981.22 = 657,826.82/x
  3. Step 3: Cross multiply
    1,116,739.34x = 1,540,981.22 × 657,826.82
  4. Step 4: Simplify right side
    1,116,739.34x = 1,013,698,775,632.32
  5. Step 5: Solve for x
    x = 1,013,698,775,632.32/1,116,739.34
  6. Step 6: Final answer
    x = 907,730.87

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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.