Home / 1,149,036.85-1,586,349.84-1,021,343.32

Finding the Fourth Proportional to 1,149,036.85, 1,586,349.84 and 1,021,343.32

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Solution

The fourth proportional to 1,149,036.85, 1,586,349.84 and 1,021,343.32 is: 1,410,057.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,036.85 : 1,586,349.84 = 1,021,343.32 : x
  2. Step 2: Convert to fraction form
    1,149,036.85/1,586,349.84 = 1,021,343.32/x
  3. Step 3: Cross multiply
    1,149,036.85x = 1,586,349.84 × 1,021,343.32
  4. Step 4: Simplify right side
    1,149,036.85x = 1,620,207,812,267.07
  5. Step 5: Solve for x
    x = 1,620,207,812,267.07/1,149,036.85
  6. Step 6: Final answer
    x = 1,410,057.31

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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.