Home / 1,526,030.25-2,106,141.03-914,209.11

Finding the Fourth Proportional to 1,526,030.25, 2,106,141.03 and 914,209.11

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Solution

The fourth proportional to 1,526,030.25, 2,106,141.03 and 914,209.11 is: 1,261,739.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,030.25 : 2,106,141.03 = 914,209.11 : x
  2. Step 2: Convert to fraction form
    1,526,030.25/2,106,141.03 = 914,209.11/x
  3. Step 3: Cross multiply
    1,526,030.25x = 2,106,141.03 × 914,209.11
  4. Step 4: Simplify right side
    1,526,030.25x = 1,925,453,316,570.78
  5. Step 5: Solve for x
    x = 1,925,453,316,570.78/1,526,030.25
  6. Step 6: Final answer
    x = 1,261,739.94

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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.