Home / 1,249,820.58-1,724,892.68-705,991.41

Finding the Fourth Proportional to 1,249,820.58, 1,724,892.68 and 705,991.41

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Solution

The fourth proportional to 1,249,820.58, 1,724,892.68 and 705,991.41 is: 974,347.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,820.58 : 1,724,892.68 = 705,991.41 : x
  2. Step 2: Convert to fraction form
    1,249,820.58/1,724,892.68 = 705,991.41/x
  3. Step 3: Cross multiply
    1,249,820.58x = 1,724,892.68 × 705,991.41
  4. Step 4: Simplify right side
    1,249,820.58x = 1,217,759,415,251.88
  5. Step 5: Solve for x
    x = 1,217,759,415,251.88/1,249,820.58
  6. Step 6: Final answer
    x = 974,347.39

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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.