Home / 885,022.16-1,326,528.59-778,199.36

Finding the Fourth Proportional to 885,022.16, 1,326,528.59 and 778,199.36

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Solution

The fourth proportional to 885,022.16, 1,326,528.59 and 778,199.36 is: 1,166,415.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,022.16 : 1,326,528.59 = 778,199.36 : x
  2. Step 2: Convert to fraction form
    885,022.16/1,326,528.59 = 778,199.36/x
  3. Step 3: Cross multiply
    885,022.16x = 1,326,528.59 × 778,199.36
  4. Step 4: Simplify right side
    885,022.16x = 1,032,303,689,236.06
  5. Step 5: Solve for x
    x = 1,032,303,689,236.06/885,022.16
  6. Step 6: Final answer
    x = 1,166,415.65

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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.