Home / 1,395,646.08-1,924,056.64-942,218.88

Finding the Fourth Proportional to 1,395,646.08, 1,924,056.64 and 942,218.88

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Solution

The fourth proportional to 1,395,646.08, 1,924,056.64 and 942,218.88 is: 1,298,955.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,646.08 : 1,924,056.64 = 942,218.88 : x
  2. Step 2: Convert to fraction form
    1,395,646.08/1,924,056.64 = 942,218.88/x
  3. Step 3: Cross multiply
    1,395,646.08x = 1,924,056.64 × 942,218.88
  4. Step 4: Simplify right side
    1,395,646.08x = 1,812,882,492,397.36
  5. Step 5: Solve for x
    x = 1,812,882,492,397.36/1,395,646.08
  6. Step 6: Final answer
    x = 1,298,955.74

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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.