Home / 1,509,130.59-2,082,590.34-855,880.98

Finding the Fourth Proportional to 1,509,130.59, 2,082,590.34 and 855,880.98

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Solution

The fourth proportional to 1,509,130.59, 2,082,590.34 and 855,880.98 is: 1,181,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,130.59 : 2,082,590.34 = 855,880.98 : x
  2. Step 2: Convert to fraction form
    1,509,130.59/2,082,590.34 = 855,880.98/x
  3. Step 3: Cross multiply
    1,509,130.59x = 2,082,590.34 × 855,880.98
  4. Step 4: Simplify right side
    1,509,130.59x = 1,782,449,461,137.73
  5. Step 5: Solve for x
    x = 1,782,449,461,137.73/1,509,130.59
  6. Step 6: Final answer
    x = 1,181,110.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.