Home / 1,343,730.42-1,854,347.94-740,118.42

Finding the Fourth Proportional to 1,343,730.42, 1,854,347.94 and 740,118.42

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Solution

The fourth proportional to 1,343,730.42, 1,854,347.94 and 740,118.42 is: 1,021,363.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,730.42 : 1,854,347.94 = 740,118.42 : x
  2. Step 2: Convert to fraction form
    1,343,730.42/1,854,347.94 = 740,118.42/x
  3. Step 3: Cross multiply
    1,343,730.42x = 1,854,347.94 × 740,118.42
  4. Step 4: Simplify right side
    1,343,730.42x = 1,372,437,067,483.06
  5. Step 5: Solve for x
    x = 1,372,437,067,483.06/1,343,730.42
  6. Step 6: Final answer
    x = 1,021,363.40

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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.