Home / 1,930,924.86-2,896,446.98-971,419.51

Finding the Fourth Proportional to 1,930,924.86, 2,896,446.98 and 971,419.51

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Solution

The fourth proportional to 1,930,924.86, 2,896,446.98 and 971,419.51 is: 1,457,159.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,924.86 : 2,896,446.98 = 971,419.51 : x
  2. Step 2: Convert to fraction form
    1,930,924.86/2,896,446.98 = 971,419.51/x
  3. Step 3: Cross multiply
    1,930,924.86x = 2,896,446.98 × 971,419.51
  4. Step 4: Simplify right side
    1,930,924.86x = 2,813,665,106,052.58
  5. Step 5: Solve for x
    x = 2,813,665,106,052.58/1,930,924.86
  6. Step 6: Final answer
    x = 1,457,159.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.