Home / 1,731,626.40-2,389,637.46-967,679.76

Finding the Fourth Proportional to 1,731,626.40, 2,389,637.46 and 967,679.76

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Solution

The fourth proportional to 1,731,626.40, 2,389,637.46 and 967,679.76 is: 1,335,394.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,626.40 : 2,389,637.46 = 967,679.76 : x
  2. Step 2: Convert to fraction form
    1,731,626.40/2,389,637.46 = 967,679.76/x
  3. Step 3: Cross multiply
    1,731,626.40x = 2,389,637.46 × 967,679.76
  4. Step 4: Simplify right side
    1,731,626.40x = 2,312,403,803,779.81
  5. Step 5: Solve for x
    x = 2,312,403,803,779.81/1,731,626.40
  6. Step 6: Final answer
    x = 1,335,394.17

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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.