Home / 1,205,352.57-1,807,918.13-406,641.03

Finding the Fourth Proportional to 1,205,352.57, 1,807,918.13 and 406,641.03

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Solution

The fourth proportional to 1,205,352.57, 1,807,918.13 and 406,641.03 is: 609,924.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,352.57 : 1,807,918.13 = 406,641.03 : x
  2. Step 2: Convert to fraction form
    1,205,352.57/1,807,918.13 = 406,641.03/x
  3. Step 3: Cross multiply
    1,205,352.57x = 1,807,918.13 × 406,641.03
  4. Step 4: Simplify right side
    1,205,352.57x = 735,173,686,754.07
  5. Step 5: Solve for x
    x = 735,173,686,754.07/1,205,352.57
  6. Step 6: Final answer
    x = 609,924.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.