Home / 2,870,898.48-3,961,837.74-1,581,738.87

Finding the Fourth Proportional to 2,870,898.48, 3,961,837.74 and 1,581,738.87

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Solution

The fourth proportional to 2,870,898.48, 3,961,837.74 and 1,581,738.87 is: 2,182,798.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,898.48 : 3,961,837.74 = 1,581,738.87 : x
  2. Step 2: Convert to fraction form
    2,870,898.48/3,961,837.74 = 1,581,738.87/x
  3. Step 3: Cross multiply
    2,870,898.48x = 3,961,837.74 × 1,581,738.87
  4. Step 4: Simplify right side
    2,870,898.48x = 6,266,592,749,990.96
  5. Step 5: Solve for x
    x = 6,266,592,749,990.96/2,870,898.48
  6. Step 6: Final answer
    x = 2,182,798.45

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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.