Home / 1,233,074.12-1,701,590.10-774,428.36

Finding the Fourth Proportional to 1,233,074.12, 1,701,590.10 and 774,428.36

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Solution

The fourth proportional to 1,233,074.12, 1,701,590.10 and 774,428.36 is: 1,068,678.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,074.12 : 1,701,590.10 = 774,428.36 : x
  2. Step 2: Convert to fraction form
    1,233,074.12/1,701,590.10 = 774,428.36/x
  3. Step 3: Cross multiply
    1,233,074.12x = 1,701,590.10 × 774,428.36
  4. Step 4: Simplify right side
    1,233,074.12x = 1,317,759,630,535.24
  5. Step 5: Solve for x
    x = 1,317,759,630,535.24/1,233,074.12
  6. Step 6: Final answer
    x = 1,068,678.36

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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.