Home / 1,114,945.32-1,538,666.75-624,923.82

Finding the Fourth Proportional to 1,114,945.32, 1,538,666.75 and 624,923.82

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Solution

The fourth proportional to 1,114,945.32, 1,538,666.75 and 624,923.82 is: 862,418.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,945.32 : 1,538,666.75 = 624,923.82 : x
  2. Step 2: Convert to fraction form
    1,114,945.32/1,538,666.75 = 624,923.82/x
  3. Step 3: Cross multiply
    1,114,945.32x = 1,538,666.75 × 624,923.82
  4. Step 4: Simplify right side
    1,114,945.32x = 961,549,495,423.65
  5. Step 5: Solve for x
    x = 961,549,495,423.65/1,114,945.32
  6. Step 6: Final answer
    x = 862,418.52

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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.