Home / 1,796,718.10-2,695,077.15-1,290,208.90

Finding the Fourth Proportional to 1,796,718.10, 2,695,077.15 and 1,290,208.90

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Solution

The fourth proportional to 1,796,718.10, 2,695,077.15 and 1,290,208.90 is: 1,935,313.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,718.10 : 2,695,077.15 = 1,290,208.90 : x
  2. Step 2: Convert to fraction form
    1,796,718.10/2,695,077.15 = 1,290,208.90/x
  3. Step 3: Cross multiply
    1,796,718.10x = 2,695,077.15 × 1,290,208.90
  4. Step 4: Simplify right side
    1,796,718.10x = 3,477,212,525,116.64
  5. Step 5: Solve for x
    x = 3,477,212,525,116.64/1,796,718.10
  6. Step 6: Final answer
    x = 1,935,313.35

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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.