Home / 1,158,285.84-1,598,433.36-648,991.86

Finding the Fourth Proportional to 1,158,285.84, 1,598,433.36 and 648,991.86

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Solution

The fourth proportional to 1,158,285.84, 1,598,433.36 and 648,991.86 is: 895,608.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,285.84 : 1,598,433.36 = 648,991.86 : x
  2. Step 2: Convert to fraction form
    1,158,285.84/1,598,433.36 = 648,991.86/x
  3. Step 3: Cross multiply
    1,158,285.84x = 1,598,433.36 × 648,991.86
  4. Step 4: Simplify right side
    1,158,285.84x = 1,037,370,239,392.45
  5. Step 5: Solve for x
    x = 1,037,370,239,392.45/1,158,285.84
  6. Step 6: Final answer
    x = 895,608.15

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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.