Home / 1,281,929.59-1,768,991.27-701,038.09

Finding the Fourth Proportional to 1,281,929.59, 1,768,991.27 and 701,038.09

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Solution

The fourth proportional to 1,281,929.59, 1,768,991.27 and 701,038.09 is: 967,393.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,929.59 : 1,768,991.27 = 701,038.09 : x
  2. Step 2: Convert to fraction form
    1,281,929.59/1,768,991.27 = 701,038.09/x
  3. Step 3: Cross multiply
    1,281,929.59x = 1,768,991.27 × 701,038.09
  4. Step 4: Simplify right side
    1,281,929.59x = 1,240,130,259,853.52
  5. Step 5: Solve for x
    x = 1,240,130,259,853.52/1,281,929.59
  6. Step 6: Final answer
    x = 967,393.43

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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.