Home / 1,255,923.84-1,733,220.40-719,483.52

Finding the Fourth Proportional to 1,255,923.84, 1,733,220.40 and 719,483.52

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Solution

The fourth proportional to 1,255,923.84, 1,733,220.40 and 719,483.52 is: 992,913.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,923.84 : 1,733,220.40 = 719,483.52 : x
  2. Step 2: Convert to fraction form
    1,255,923.84/1,733,220.40 = 719,483.52/x
  3. Step 3: Cross multiply
    1,255,923.84x = 1,733,220.40 × 719,483.52
  4. Step 4: Simplify right side
    1,255,923.84x = 1,247,023,514,327.81
  5. Step 5: Solve for x
    x = 1,247,023,514,327.81/1,255,923.84
  6. Step 6: Final answer
    x = 992,913.32

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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.