Home / 1,343,786.58-1,854,428.05-731,937.45

Finding the Fourth Proportional to 1,343,786.58, 1,854,428.05 and 731,937.45

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Solution

The fourth proportional to 1,343,786.58, 1,854,428.05 and 731,937.45 is: 1,010,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,786.58 : 1,854,428.05 = 731,937.45 : x
  2. Step 2: Convert to fraction form
    1,343,786.58/1,854,428.05 = 731,937.45/x
  3. Step 3: Cross multiply
    1,343,786.58x = 1,854,428.05 × 731,937.45
  4. Step 4: Simplify right side
    1,343,786.58x = 1,357,325,338,125.47
  5. Step 5: Solve for x
    x = 1,357,325,338,125.47/1,343,786.58
  6. Step 6: Final answer
    x = 1,010,075.08

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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.