Home / 1,005,818.40-1,510,477.20-974,325.60

Finding the Fourth Proportional to 1,005,818.40, 1,510,477.20 and 974,325.60

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Solution

The fourth proportional to 1,005,818.40, 1,510,477.20 and 974,325.60 is: 1,463,183.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,818.40 : 1,510,477.20 = 974,325.60 : x
  2. Step 2: Convert to fraction form
    1,005,818.40/1,510,477.20 = 974,325.60/x
  3. Step 3: Cross multiply
    1,005,818.40x = 1,510,477.20 × 974,325.60
  4. Step 4: Simplify right side
    1,005,818.40x = 1,471,696,604,176.32
  5. Step 5: Solve for x
    x = 1,471,696,604,176.32/1,005,818.40
  6. Step 6: Final answer
    x = 1,463,183.22

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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.