Home / 5,176,670.40-7,765,005.60-2,657,246.40

Finding the Fourth Proportional to 5,176,670.40, 7,765,005.60 and 2,657,246.40

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Solution

The fourth proportional to 5,176,670.40, 7,765,005.60 and 2,657,246.40 is: 3,985,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,670.40 : 7,765,005.60 = 2,657,246.40 : x
  2. Step 2: Convert to fraction form
    5,176,670.40/7,765,005.60 = 2,657,246.40/x
  3. Step 3: Cross multiply
    5,176,670.40x = 7,765,005.60 × 2,657,246.40
  4. Step 4: Simplify right side
    5,176,670.40x = 20,633,533,176,579.84
  5. Step 5: Solve for x
    x = 20,633,533,176,579.84/5,176,670.40
  6. Step 6: Final answer
    x = 3,985,869.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.