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Finding the Fourth Proportional to 978,822.60, 1,350,909.84 and 549,130.08

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Solution

The fourth proportional to 978,822.60, 1,350,909.84 and 549,130.08 is: 757,875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,822.60 : 1,350,909.84 = 549,130.08 : x
  2. Step 2: Convert to fraction form
    978,822.60/1,350,909.84 = 549,130.08/x
  3. Step 3: Cross multiply
    978,822.60x = 1,350,909.84 × 549,130.08
  4. Step 4: Simplify right side
    978,822.60x = 741,825,228,511.99
  5. Step 5: Solve for x
    x = 741,825,228,511.99/978,822.60
  6. Step 6: Final answer
    x = 757,875.05

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Why These Related Problems?

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