Home / 1,106,222.76-1,526,470.56-622,779.12

Finding the Fourth Proportional to 1,106,222.76, 1,526,470.56 and 622,779.12

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Solution

The fourth proportional to 1,106,222.76, 1,526,470.56 and 622,779.12 is: 859,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,222.76 : 1,526,470.56 = 622,779.12 : x
  2. Step 2: Convert to fraction form
    1,106,222.76/1,526,470.56 = 622,779.12/x
  3. Step 3: Cross multiply
    1,106,222.76x = 1,526,470.56 × 622,779.12
  4. Step 4: Simplify right side
    1,106,222.76x = 950,653,992,062.71
  5. Step 5: Solve for x
    x = 950,653,992,062.71/1,106,222.76
  6. Step 6: Final answer
    x = 859,369.40

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Double scale
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1.5x scale

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.