Home / 1,552,836.76-2,142,962.02-845,644.90

Finding the Fourth Proportional to 1,552,836.76, 2,142,962.02 and 845,644.90

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Solution

The fourth proportional to 1,552,836.76, 2,142,962.02 and 845,644.90 is: 1,167,015.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,836.76 : 2,142,962.02 = 845,644.90 : x
  2. Step 2: Convert to fraction form
    1,552,836.76/2,142,962.02 = 845,644.90/x
  3. Step 3: Cross multiply
    1,552,836.76x = 2,142,962.02 × 845,644.90
  4. Step 4: Simplify right side
    1,552,836.76x = 1,812,184,903,106.70
  5. Step 5: Solve for x
    x = 1,812,184,903,106.70/1,552,836.76
  6. Step 6: Final answer
    x = 1,167,015.72

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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.