Home / 1,361,244.01-1,878,626.53-780,521.17

Finding the Fourth Proportional to 1,361,244.01, 1,878,626.53 and 780,521.17

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Solution

The fourth proportional to 1,361,244.01, 1,878,626.53 and 780,521.17 is: 1,077,182.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,244.01 : 1,878,626.53 = 780,521.17 : x
  2. Step 2: Convert to fraction form
    1,361,244.01/1,878,626.53 = 780,521.17/x
  3. Step 3: Cross multiply
    1,361,244.01x = 1,878,626.53 × 780,521.17
  4. Step 4: Simplify right side
    1,361,244.01x = 1,466,307,767,795.51
  5. Step 5: Solve for x
    x = 1,466,307,767,795.51/1,361,244.01
  6. Step 6: Final answer
    x = 1,077,182.17

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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.