Home / 1,106,541.86-1,527,012.74-623,112.80

Finding the Fourth Proportional to 1,106,541.86, 1,527,012.74 and 623,112.80

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Solution

The fourth proportional to 1,106,541.86, 1,527,012.74 and 623,112.80 is: 859,887.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,541.86 : 1,527,012.74 = 623,112.80 : x
  2. Step 2: Convert to fraction form
    1,106,541.86/1,527,012.74 = 623,112.80/x
  3. Step 3: Cross multiply
    1,106,541.86x = 1,527,012.74 × 623,112.80
  4. Step 4: Simplify right side
    1,106,541.86x = 951,501,177,979.79
  5. Step 5: Solve for x
    x = 951,501,177,979.79/1,106,541.86
  6. Step 6: Final answer
    x = 859,887.20

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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.