Home / 2,095,412.12-2,892,458.70-1,224,529.57

Finding the Fourth Proportional to 2,095,412.12, 2,892,458.70 and 1,224,529.57

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Solution

The fourth proportional to 2,095,412.12, 2,892,458.70 and 1,224,529.57 is: 1,690,312.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095,412.12 : 2,892,458.70 = 1,224,529.57 : x
  2. Step 2: Convert to fraction form
    2,095,412.12/2,892,458.70 = 1,224,529.57/x
  3. Step 3: Cross multiply
    2,095,412.12x = 2,892,458.70 × 1,224,529.57
  4. Step 4: Simplify right side
    2,095,412.12x = 3,541,901,208,153.76
  5. Step 5: Solve for x
    x = 3,541,901,208,153.76/2,095,412.12
  6. Step 6: Final answer
    x = 1,690,312.46

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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.