Home / 1,700,021.70-2,550,032.55-578,090.70

Finding the Fourth Proportional to 1,700,021.70, 2,550,032.55 and 578,090.70

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Solution

The fourth proportional to 1,700,021.70, 2,550,032.55 and 578,090.70 is: 867,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,021.70 : 2,550,032.55 = 578,090.70 : x
  2. Step 2: Convert to fraction form
    1,700,021.70/2,550,032.55 = 578,090.70/x
  3. Step 3: Cross multiply
    1,700,021.70x = 2,550,032.55 × 578,090.70
  4. Step 4: Simplify right side
    1,700,021.70x = 1,474,150,101,852.28
  5. Step 5: Solve for x
    x = 1,474,150,101,852.28/1,700,021.70
  6. Step 6: Final answer
    x = 867,136.05

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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.