Home / 4,637,891.60-6,956,837.40-1,645,686.80

Finding the Fourth Proportional to 4,637,891.60, 6,956,837.40 and 1,645,686.80

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Solution

The fourth proportional to 4,637,891.60, 6,956,837.40 and 1,645,686.80 is: 2,468,530.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,637,891.60 : 6,956,837.40 = 1,645,686.80 : x
  2. Step 2: Convert to fraction form
    4,637,891.60/6,956,837.40 = 1,645,686.80/x
  3. Step 3: Cross multiply
    4,637,891.60x = 6,956,837.40 × 1,645,686.80
  4. Step 4: Simplify right side
    4,637,891.60x = 11,448,775,478,926.32
  5. Step 5: Solve for x
    x = 11,448,775,478,926.32/4,637,891.60
  6. Step 6: Final answer
    x = 2,468,530.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.