Home / 1,637,675.70-2,453,519.79-1,187,281.14

Finding the Fourth Proportional to 1,637,675.70, 2,453,519.79 and 1,187,281.14

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Solution

The fourth proportional to 1,637,675.70, 2,453,519.79 and 1,187,281.14 is: 1,778,751.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,675.70 : 2,453,519.79 = 1,187,281.14 : x
  2. Step 2: Convert to fraction form
    1,637,675.70/2,453,519.79 = 1,187,281.14/x
  3. Step 3: Cross multiply
    1,637,675.70x = 2,453,519.79 × 1,187,281.14
  4. Step 4: Simplify right side
    1,637,675.70x = 2,913,017,773,283.76
  5. Step 5: Solve for x
    x = 2,913,017,773,283.76/1,637,675.70
  6. Step 6: Final answer
    x = 1,778,751.30

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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.