Home / 5,245,075.32-7,869,013.02-1,879,622.52

Finding the Fourth Proportional to 5,245,075.32, 7,869,013.02 and 1,879,622.52

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Solution

The fourth proportional to 5,245,075.32, 7,869,013.02 and 1,879,622.52 is: 2,819,935.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245,075.32 : 7,869,013.02 = 1,879,622.52 : x
  2. Step 2: Convert to fraction form
    5,245,075.32/7,869,013.02 = 1,879,622.52/x
  3. Step 3: Cross multiply
    5,245,075.32x = 7,869,013.02 × 1,879,622.52
  4. Step 4: Simplify right side
    5,245,075.32x = 14,790,774,082,565.21
  5. Step 5: Solve for x
    x = 14,790,774,082,565.21/5,245,075.32
  6. Step 6: Final answer
    x = 2,819,935.50

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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.