Home / 1,368,566.51-1,887,732.00-877,758.60

Finding the Fourth Proportional to 1,368,566.51, 1,887,732.00 and 877,758.60

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Solution

The fourth proportional to 1,368,566.51, 1,887,732.00 and 877,758.60 is: 1,210,736.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,566.51 : 1,887,732.00 = 877,758.60 : x
  2. Step 2: Convert to fraction form
    1,368,566.51/1,887,732.00 = 877,758.60/x
  3. Step 3: Cross multiply
    1,368,566.51x = 1,887,732.00 × 877,758.60
  4. Step 4: Simplify right side
    1,368,566.51x = 1,656,973,001,116.49
  5. Step 5: Solve for x
    x = 1,656,973,001,116.49/1,368,566.51
  6. Step 6: Final answer
    x = 1,210,736.19

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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.