Home / 953,433.60-1,431,316.80-946,435.20

Finding the Fourth Proportional to 953,433.60, 1,431,316.80 and 946,435.20

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Solution

The fourth proportional to 953,433.60, 1,431,316.80 and 946,435.20 is: 1,420,810.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,433.60 : 1,431,316.80 = 946,435.20 : x
  2. Step 2: Convert to fraction form
    953,433.60/1,431,316.80 = 946,435.20/x
  3. Step 3: Cross multiply
    953,433.60x = 1,431,316.80 × 946,435.20
  4. Step 4: Simplify right side
    953,433.60x = 1,354,648,601,871.36
  5. Step 5: Solve for x
    x = 1,354,648,601,871.36/953,433.60
  6. Step 6: Final answer
    x = 1,420,810.64

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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.