Home / 1,880,812.83-2,595,498.84-1,021,379.22

Finding the Fourth Proportional to 1,880,812.83, 2,595,498.84 and 1,021,379.22

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Solution

The fourth proportional to 1,880,812.83, 2,595,498.84 and 1,021,379.22 is: 1,409,490.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,812.83 : 2,595,498.84 = 1,021,379.22 : x
  2. Step 2: Convert to fraction form
    1,880,812.83/2,595,498.84 = 1,021,379.22/x
  3. Step 3: Cross multiply
    1,880,812.83x = 2,595,498.84 × 1,021,379.22
  4. Step 4: Simplify right side
    1,880,812.83x = 2,650,988,580,710.10
  5. Step 5: Solve for x
    x = 2,650,988,580,710.10/1,880,812.83
  6. Step 6: Final answer
    x = 1,409,490.91

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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.