Home / 1,738,290.80-2,602,187.40-1,528,338.80

Finding the Fourth Proportional to 1,738,290.80, 2,602,187.40 and 1,528,338.80

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Solution

The fourth proportional to 1,738,290.80, 2,602,187.40 and 1,528,338.80 is: 2,287,893.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,290.80 : 2,602,187.40 = 1,528,338.80 : x
  2. Step 2: Convert to fraction form
    1,738,290.80/2,602,187.40 = 1,528,338.80/x
  3. Step 3: Cross multiply
    1,738,290.80x = 2,602,187.40 × 1,528,338.80
  4. Step 4: Simplify right side
    1,738,290.80x = 3,977,023,968,291.12
  5. Step 5: Solve for x
    x = 3,977,023,968,291.12/1,738,290.80
  6. Step 6: Final answer
    x = 2,287,893.35

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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.