Home / 1,574,679.80-2,362,019.70-628,196.60

Finding the Fourth Proportional to 1,574,679.80, 2,362,019.70 and 628,196.60

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Solution

The fourth proportional to 1,574,679.80, 2,362,019.70 and 628,196.60 is: 942,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,679.80 : 2,362,019.70 = 628,196.60 : x
  2. Step 2: Convert to fraction form
    1,574,679.80/2,362,019.70 = 628,196.60/x
  3. Step 3: Cross multiply
    1,574,679.80x = 2,362,019.70 × 628,196.60
  4. Step 4: Simplify right side
    1,574,679.80x = 1,483,812,744,673.02
  5. Step 5: Solve for x
    x = 1,483,812,744,673.02/1,574,679.80
  6. Step 6: Final answer
    x = 942,294.90

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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.