Home / 1,111,593.65-1,533,927.94-621,603.54

Finding the Fourth Proportional to 1,111,593.65, 1,533,927.94 and 621,603.54

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Solution

The fourth proportional to 1,111,593.65, 1,533,927.94 and 621,603.54 is: 857,773.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,593.65 : 1,533,927.94 = 621,603.54 : x
  2. Step 2: Convert to fraction form
    1,111,593.65/1,533,927.94 = 621,603.54/x
  3. Step 3: Cross multiply
    1,111,593.65x = 1,533,927.94 × 621,603.54
  4. Step 4: Simplify right side
    1,111,593.65x = 953,495,036,054.90
  5. Step 5: Solve for x
    x = 953,495,036,054.90/1,111,593.65
  6. Step 6: Final answer
    x = 857,773.02

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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.