Home / 2,896,776.48-4,000,869.24-1,907,765.40

Finding the Fourth Proportional to 2,896,776.48, 4,000,869.24 and 1,907,765.40

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Solution

The fourth proportional to 2,896,776.48, 4,000,869.24 and 1,907,765.40 is: 2,634,901.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,776.48 : 4,000,869.24 = 1,907,765.40 : x
  2. Step 2: Convert to fraction form
    2,896,776.48/4,000,869.24 = 1,907,765.40/x
  3. Step 3: Cross multiply
    2,896,776.48x = 4,000,869.24 × 1,907,765.40
  4. Step 4: Simplify right side
    2,896,776.48x = 7,632,719,905,996.30
  5. Step 5: Solve for x
    x = 7,632,719,905,996.30/2,896,776.48
  6. Step 6: Final answer
    x = 2,634,901.23

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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.