Home / 1,533,507.86-2,116,154.50-845,177.63

Finding the Fourth Proportional to 1,533,507.86, 2,116,154.50 and 845,177.63

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Solution

The fourth proportional to 1,533,507.86, 2,116,154.50 and 845,177.63 is: 1,166,297.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,507.86 : 2,116,154.50 = 845,177.63 : x
  2. Step 2: Convert to fraction form
    1,533,507.86/2,116,154.50 = 845,177.63/x
  3. Step 3: Cross multiply
    1,533,507.86x = 2,116,154.50 × 845,177.63
  4. Step 4: Simplify right side
    1,533,507.86x = 1,788,526,432,330.12
  5. Step 5: Solve for x
    x = 1,788,526,432,330.12/1,533,507.86
  6. Step 6: Final answer
    x = 1,166,297.53

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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.