Home / 1,119,239.78-1,544,550.95-609,941.75

Finding the Fourth Proportional to 1,119,239.78, 1,544,550.95 and 609,941.75

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Solution

The fourth proportional to 1,119,239.78, 1,544,550.95 and 609,941.75 is: 841,719.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,239.78 : 1,544,550.95 = 609,941.75 : x
  2. Step 2: Convert to fraction form
    1,119,239.78/1,544,550.95 = 609,941.75/x
  3. Step 3: Cross multiply
    1,119,239.78x = 1,544,550.95 × 609,941.75
  4. Step 4: Simplify right side
    1,119,239.78x = 942,086,109,407.16
  5. Step 5: Solve for x
    x = 942,086,109,407.16/1,119,239.78
  6. Step 6: Final answer
    x = 841,719.64

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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.