Home / 1,289,384.24-1,779,246.06-745,555.26

Finding the Fourth Proportional to 1,289,384.24, 1,779,246.06 and 745,555.26

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Solution

The fourth proportional to 1,289,384.24, 1,779,246.06 and 745,555.26 is: 1,028,806.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,384.24 : 1,779,246.06 = 745,555.26 : x
  2. Step 2: Convert to fraction form
    1,289,384.24/1,779,246.06 = 745,555.26/x
  3. Step 3: Cross multiply
    1,289,384.24x = 1,779,246.06 × 745,555.26
  4. Step 4: Simplify right side
    1,289,384.24x = 1,326,526,258,867.28
  5. Step 5: Solve for x
    x = 1,326,526,258,867.28/1,289,384.24
  6. Step 6: Final answer
    x = 1,028,806.01

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.