Home / 1,343,804.82-1,854,434.76-731,955.66

Finding the Fourth Proportional to 1,343,804.82, 1,854,434.76 and 731,955.66

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Solution

The fourth proportional to 1,343,804.82, 1,854,434.76 and 731,955.66 is: 1,010,090.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,804.82 : 1,854,434.76 = 731,955.66 : x
  2. Step 2: Convert to fraction form
    1,343,804.82/1,854,434.76 = 731,955.66/x
  3. Step 3: Cross multiply
    1,343,804.82x = 1,854,434.76 × 731,955.66
  4. Step 4: Simplify right side
    1,343,804.82x = 1,357,364,018,682.74
  5. Step 5: Solve for x
    x = 1,357,364,018,682.74/1,343,804.82
  6. Step 6: Final answer
    x = 1,010,090.15

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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.