Home / 1,424,904.30-2,140,466.85-1,005,000.30

Finding the Fourth Proportional to 1,424,904.30, 2,140,466.85 and 1,005,000.30

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Solution

The fourth proportional to 1,424,904.30, 2,140,466.85 and 1,005,000.30 is: 1,509,694.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,904.30 : 2,140,466.85 = 1,005,000.30 : x
  2. Step 2: Convert to fraction form
    1,424,904.30/2,140,466.85 = 1,005,000.30/x
  3. Step 3: Cross multiply
    1,424,904.30x = 2,140,466.85 × 1,005,000.30
  4. Step 4: Simplify right side
    1,424,904.30x = 2,151,169,826,390.06
  5. Step 5: Solve for x
    x = 2,151,169,826,390.06/1,424,904.30
  6. Step 6: Final answer
    x = 1,509,694.25

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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.