Home / 1,920,050.16-2,880,074.31-572,178.36

Finding the Fourth Proportional to 1,920,050.16, 2,880,074.31 and 572,178.36

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Solution

The fourth proportional to 1,920,050.16, 2,880,074.31 and 572,178.36 is: 858,267.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,050.16 : 2,880,074.31 = 572,178.36 : x
  2. Step 2: Convert to fraction form
    1,920,050.16/2,880,074.31 = 572,178.36/x
  3. Step 3: Cross multiply
    1,920,050.16x = 2,880,074.31 × 572,178.36
  4. Step 4: Simplify right side
    1,920,050.16x = 1,647,916,195,373.93
  5. Step 5: Solve for x
    x = 1,647,916,195,373.93/1,920,050.16
  6. Step 6: Final answer
    x = 858,267.26

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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.