Home / 4,923,139.40-7,386,782.70-2,680,886.60

Finding the Fourth Proportional to 4,923,139.40, 7,386,782.70 and 2,680,886.60

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Solution

The fourth proportional to 4,923,139.40, 7,386,782.70 and 2,680,886.60 is: 4,022,459.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923,139.40 : 7,386,782.70 = 2,680,886.60 : x
  2. Step 2: Convert to fraction form
    4,923,139.40/7,386,782.70 = 2,680,886.60/x
  3. Step 3: Cross multiply
    4,923,139.40x = 7,386,782.70 × 2,680,886.60
  4. Step 4: Simplify right side
    4,923,139.40x = 19,803,126,757,541.82
  5. Step 5: Solve for x
    x = 19,803,126,757,541.82/4,923,139.40
  6. Step 6: Final answer
    x = 4,022,459.08

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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.