Home / 1,583,457.80-2,185,113.22-858,289.94

Finding the Fourth Proportional to 1,583,457.80, 2,185,113.22 and 858,289.94

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Solution

The fourth proportional to 1,583,457.80, 2,185,113.22 and 858,289.94 is: 1,184,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,457.80 : 2,185,113.22 = 858,289.94 : x
  2. Step 2: Convert to fraction form
    1,583,457.80/2,185,113.22 = 858,289.94/x
  3. Step 3: Cross multiply
    1,583,457.80x = 2,185,113.22 × 858,289.94
  4. Step 4: Simplify right side
    1,583,457.80x = 1,875,460,694,487.01
  5. Step 5: Solve for x
    x = 1,875,460,694,487.01/1,583,457.80
  6. Step 6: Final answer
    x = 1,184,408.38

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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.