Home / 985,113.91-1,477,670.86-760,801.52

Finding the Fourth Proportional to 985,113.91, 1,477,670.86 and 760,801.52

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Solution

The fourth proportional to 985,113.91, 1,477,670.86 and 760,801.52 is: 1,141,202.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,113.91 : 1,477,670.86 = 760,801.52 : x
  2. Step 2: Convert to fraction form
    985,113.91/1,477,670.86 = 760,801.52/x
  3. Step 3: Cross multiply
    985,113.91x = 1,477,670.86 × 760,801.52
  4. Step 4: Simplify right side
    985,113.91x = 1,124,214,236,347.71
  5. Step 5: Solve for x
    x = 1,124,214,236,347.71/985,113.91
  6. Step 6: Final answer
    x = 1,141,202.28

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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.