Home / 2,956,085.53-4,081,415.12-1,912,037.51

Finding the Fourth Proportional to 2,956,085.53, 4,081,415.12 and 1,912,037.51

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Solution

The fourth proportional to 2,956,085.53, 4,081,415.12 and 1,912,037.51 is: 2,639,916.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956,085.53 : 4,081,415.12 = 1,912,037.51 : x
  2. Step 2: Convert to fraction form
    2,956,085.53/4,081,415.12 = 1,912,037.51/x
  3. Step 3: Cross multiply
    2,956,085.53x = 4,081,415.12 × 1,912,037.51
  4. Step 4: Simplify right side
    2,956,085.53x = 7,803,818,829,542.51
  5. Step 5: Solve for x
    x = 7,803,818,829,542.51/2,956,085.53
  6. Step 6: Final answer
    x = 2,639,916.45

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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.