Home / 1,349,358.02-1,860,908.23-1,119,551.30

Finding the Fourth Proportional to 1,349,358.02, 1,860,908.23 and 1,119,551.30

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Solution

The fourth proportional to 1,349,358.02, 1,860,908.23 and 1,119,551.30 is: 1,543,980.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,358.02 : 1,860,908.23 = 1,119,551.30 : x
  2. Step 2: Convert to fraction form
    1,349,358.02/1,860,908.23 = 1,119,551.30/x
  3. Step 3: Cross multiply
    1,349,358.02x = 1,860,908.23 × 1,119,551.30
  4. Step 4: Simplify right side
    1,349,358.02x = 2,083,382,213,174.90
  5. Step 5: Solve for x
    x = 2,083,382,213,174.90/1,349,358.02
  6. Step 6: Final answer
    x = 1,543,980.32

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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.