Home / 1,900,417.92-2,622,618.96-1,084,605.36

Finding the Fourth Proportional to 1,900,417.92, 2,622,618.96 and 1,084,605.36

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Solution

The fourth proportional to 1,900,417.92, 2,622,618.96 and 1,084,605.36 is: 1,496,779.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,417.92 : 2,622,618.96 = 1,084,605.36 : x
  2. Step 2: Convert to fraction form
    1,900,417.92/2,622,618.96 = 1,084,605.36/x
  3. Step 3: Cross multiply
    1,900,417.92x = 2,622,618.96 × 1,084,605.36
  4. Step 4: Simplify right side
    1,900,417.92x = 2,844,506,581,253.63
  5. Step 5: Solve for x
    x = 2,844,506,581,253.63/1,900,417.92
  6. Step 6: Final answer
    x = 1,496,779.50

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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.