Home / 2,888,037.37-3,985,492.51-1,581,372.21

Finding the Fourth Proportional to 2,888,037.37, 3,985,492.51 and 1,581,372.21

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Solution

The fourth proportional to 2,888,037.37, 3,985,492.51 and 1,581,372.21 is: 2,182,294.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,037.37 : 3,985,492.51 = 1,581,372.21 : x
  2. Step 2: Convert to fraction form
    2,888,037.37/3,985,492.51 = 1,581,372.21/x
  3. Step 3: Cross multiply
    2,888,037.37x = 3,985,492.51 × 1,581,372.21
  4. Step 4: Simplify right side
    2,888,037.37x = 6,302,547,115,399.46
  5. Step 5: Solve for x
    x = 6,302,547,115,399.46/2,888,037.37
  6. Step 6: Final answer
    x = 2,182,294.17

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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.