Home / 985,113.16-1,477,669.73-760,800.77

Finding the Fourth Proportional to 985,113.16, 1,477,669.73 and 760,800.77

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Solution

The fourth proportional to 985,113.16, 1,477,669.73 and 760,800.77 is: 1,141,201.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,113.16 : 1,477,669.73 = 760,800.77 : x
  2. Step 2: Convert to fraction form
    985,113.16/1,477,669.73 = 760,800.77/x
  3. Step 3: Cross multiply
    985,113.16x = 1,477,669.73 × 760,800.77
  4. Step 4: Simplify right side
    985,113.16x = 1,124,212,266,597.52
  5. Step 5: Solve for x
    x = 1,124,212,266,597.52/985,113.16
  6. Step 6: Final answer
    x = 1,141,201.15

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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.