Home / 1,913,450.02-2,640,747.74-1,429,175.32

Finding the Fourth Proportional to 1,913,450.02, 2,640,747.74 and 1,429,175.32

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Solution

The fourth proportional to 1,913,450.02, 2,640,747.74 and 1,429,175.32 is: 1,972,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,450.02 : 2,640,747.74 = 1,429,175.32 : x
  2. Step 2: Convert to fraction form
    1,913,450.02/2,640,747.74 = 1,429,175.32/x
  3. Step 3: Cross multiply
    1,913,450.02x = 2,640,747.74 × 1,429,175.32
  4. Step 4: Simplify right side
    1,913,450.02x = 3,774,091,496,353.78
  5. Step 5: Solve for x
    x = 3,774,091,496,353.78/1,913,450.02
  6. Step 6: Final answer
    x = 1,972,401.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.