Home / 1,347,010.56-1,854,631.08-1,142,637.84

Finding the Fourth Proportional to 1,347,010.56, 1,854,631.08 and 1,142,637.84

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Solution

The fourth proportional to 1,347,010.56, 1,854,631.08 and 1,142,637.84 is: 1,573,240.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,010.56 : 1,854,631.08 = 1,142,637.84 : x
  2. Step 2: Convert to fraction form
    1,347,010.56/1,854,631.08 = 1,142,637.84/x
  3. Step 3: Cross multiply
    1,347,010.56x = 1,854,631.08 × 1,142,637.84
  4. Step 4: Simplify right side
    1,347,010.56x = 2,119,171,651,248.07
  5. Step 5: Solve for x
    x = 2,119,171,651,248.07/1,347,010.56
  6. Step 6: Final answer
    x = 1,573,240.56

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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.