Home / 1,416,864.12-1,955,273.04-805,017.69

Finding the Fourth Proportional to 1,416,864.12, 1,955,273.04 and 805,017.69

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Solution

The fourth proportional to 1,416,864.12, 1,955,273.04 and 805,017.69 is: 1,110,924.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,864.12 : 1,955,273.04 = 805,017.69 : x
  2. Step 2: Convert to fraction form
    1,416,864.12/1,955,273.04 = 805,017.69/x
  3. Step 3: Cross multiply
    1,416,864.12x = 1,955,273.04 × 805,017.69
  4. Step 4: Simplify right side
    1,416,864.12x = 1,574,029,385,980.08
  5. Step 5: Solve for x
    x = 1,574,029,385,980.08/1,416,864.12
  6. Step 6: Final answer
    x = 1,110,924.73

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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.