Home / 5,472,915.40-8,210,150.70-1,686,003.40

Finding the Fourth Proportional to 5,472,915.40, 8,210,150.70 and 1,686,003.40

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Solution

The fourth proportional to 5,472,915.40, 8,210,150.70 and 1,686,003.40 is: 2,529,244.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472,915.40 : 8,210,150.70 = 1,686,003.40 : x
  2. Step 2: Convert to fraction form
    5,472,915.40/8,210,150.70 = 1,686,003.40/x
  3. Step 3: Cross multiply
    5,472,915.40x = 8,210,150.70 × 1,686,003.40
  4. Step 4: Simplify right side
    5,472,915.40x = 13,842,341,994,712.38
  5. Step 5: Solve for x
    x = 13,842,341,994,712.38/5,472,915.40
  6. Step 6: Final answer
    x = 2,529,244.65

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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.