Home / 1,113,127.25-1,669,962.63-354,968.74

Finding the Fourth Proportional to 1,113,127.25, 1,669,962.63 and 354,968.74

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Solution

The fourth proportional to 1,113,127.25, 1,669,962.63 and 354,968.74 is: 532,539.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,127.25 : 1,669,962.63 = 354,968.74 : x
  2. Step 2: Convert to fraction form
    1,113,127.25/1,669,962.63 = 354,968.74/x
  3. Step 3: Cross multiply
    1,113,127.25x = 1,669,962.63 × 354,968.74
  4. Step 4: Simplify right side
    1,113,127.25x = 592,784,522,268.37
  5. Step 5: Solve for x
    x = 592,784,522,268.37/1,113,127.25
  6. Step 6: Final answer
    x = 532,539.76

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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.