Home / 1,255,903.79-1,733,192.84-719,463.47

Finding the Fourth Proportional to 1,255,903.79, 1,733,192.84 and 719,463.47

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Solution

The fourth proportional to 1,255,903.79, 1,733,192.84 and 719,463.47 is: 992,885.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,903.79 : 1,733,192.84 = 719,463.47 : x
  2. Step 2: Convert to fraction form
    1,255,903.79/1,733,192.84 = 719,463.47/x
  3. Step 3: Cross multiply
    1,255,903.79x = 1,733,192.84 × 719,463.47
  4. Step 4: Simplify right side
    1,255,903.79x = 1,246,968,927,978.25
  5. Step 5: Solve for x
    x = 1,246,968,927,978.25/1,255,903.79
  6. Step 6: Final answer
    x = 992,885.72

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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.