Home / 1,693,317.60-2,336,795.40-918,955.13

Finding the Fourth Proportional to 1,693,317.60, 2,336,795.40 and 918,955.13

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Solution

The fourth proportional to 1,693,317.60, 2,336,795.40 and 918,955.13 is: 1,268,167.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,317.60 : 2,336,795.40 = 918,955.13 : x
  2. Step 2: Convert to fraction form
    1,693,317.60/2,336,795.40 = 918,955.13/x
  3. Step 3: Cross multiply
    1,693,317.60x = 2,336,795.40 × 918,955.13
  4. Step 4: Simplify right side
    1,693,317.60x = 2,147,410,104,311.65
  5. Step 5: Solve for x
    x = 2,147,410,104,311.65/1,693,317.60
  6. Step 6: Final answer
    x = 1,268,167.35

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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.