Home / 1,158,272.84-1,598,415.44-648,978.86

Finding the Fourth Proportional to 1,158,272.84, 1,598,415.44 and 648,978.86

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Solution

The fourth proportional to 1,158,272.84, 1,598,415.44 and 648,978.86 is: 895,590.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,272.84 : 1,598,415.44 = 648,978.86 : x
  2. Step 2: Convert to fraction form
    1,158,272.84/1,598,415.44 = 648,978.86/x
  3. Step 3: Cross multiply
    1,158,272.84x = 1,598,415.44 × 648,978.86
  4. Step 4: Simplify right side
    1,158,272.84x = 1,037,337,830,057.60
  5. Step 5: Solve for x
    x = 1,037,337,830,057.60/1,158,272.84
  6. Step 6: Final answer
    x = 895,590.22

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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.