Home / 1,684,744-2,324,942.40-920,802.76

Finding the Fourth Proportional to 1,684,744, 2,324,942.40 and 920,802.76

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Solution

The fourth proportional to 1,684,744, 2,324,942.40 and 920,802.76 is: 1,270,705.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,744 : 2,324,942.40 = 920,802.76 : x
  2. Step 2: Convert to fraction form
    1,684,744/2,324,942.40 = 920,802.76/x
  3. Step 3: Cross multiply
    1,684,744x = 2,324,942.40 × 920,802.76
  4. Step 4: Simplify right side
    1,684,744x = 2,140,813,378,761.02
  5. Step 5: Solve for x
    x = 2,140,813,378,761.02/1,684,744
  6. Step 6: Final answer
    x = 1,270,705.45

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1.5x scale

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.