Home / 1,256,300.42-1,733,848.47-740,027.61

Finding the Fourth Proportional to 1,256,300.42, 1,733,848.47 and 740,027.61

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Solution

The fourth proportional to 1,256,300.42, 1,733,848.47 and 740,027.61 is: 1,021,328.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,300.42 : 1,733,848.47 = 740,027.61 : x
  2. Step 2: Convert to fraction form
    1,256,300.42/1,733,848.47 = 740,027.61/x
  3. Step 3: Cross multiply
    1,256,300.42x = 1,733,848.47 × 740,027.61
  4. Step 4: Simplify right side
    1,256,300.42x = 1,283,095,739,356.26
  5. Step 5: Solve for x
    x = 1,283,095,739,356.26/1,256,300.42
  6. Step 6: Final answer
    x = 1,021,328.76

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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.