Home / 1,501,346.75-2,072,007.54-856,864.58

Finding the Fourth Proportional to 1,501,346.75, 2,072,007.54 and 856,864.58

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Solution

The fourth proportional to 1,501,346.75, 2,072,007.54 and 856,864.58 is: 1,182,558.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,346.75 : 2,072,007.54 = 856,864.58 : x
  2. Step 2: Convert to fraction form
    1,501,346.75/2,072,007.54 = 856,864.58/x
  3. Step 3: Cross multiply
    1,501,346.75x = 2,072,007.54 × 856,864.58
  4. Step 4: Simplify right side
    1,501,346.75x = 1,775,429,860,158.90
  5. Step 5: Solve for x
    x = 1,775,429,860,158.90/1,501,346.75
  6. Step 6: Final answer
    x = 1,182,558.17

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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.