Home / 1,145,803.56-1,580,550.96-715,336.32

Finding the Fourth Proportional to 1,145,803.56, 1,580,550.96 and 715,336.32

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Solution

The fourth proportional to 1,145,803.56, 1,580,550.96 and 715,336.32 is: 986,753.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,803.56 : 1,580,550.96 = 715,336.32 : x
  2. Step 2: Convert to fraction form
    1,145,803.56/1,580,550.96 = 715,336.32/x
  3. Step 3: Cross multiply
    1,145,803.56x = 1,580,550.96 × 715,336.32
  4. Step 4: Simplify right side
    1,145,803.56x = 1,130,625,507,298.87
  5. Step 5: Solve for x
    x = 1,130,625,507,298.87/1,145,803.56
  6. Step 6: Final answer
    x = 986,753.36

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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.