Home / 1,587,029.48-2,189,567.94-898,607.24

Finding the Fourth Proportional to 1,587,029.48, 2,189,567.94 and 898,607.24

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Solution

The fourth proportional to 1,587,029.48, 2,189,567.94 and 898,607.24 is: 1,239,776.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,029.48 : 2,189,567.94 = 898,607.24 : x
  2. Step 2: Convert to fraction form
    1,587,029.48/2,189,567.94 = 898,607.24/x
  3. Step 3: Cross multiply
    1,587,029.48x = 2,189,567.94 × 898,607.24
  4. Step 4: Simplify right side
    1,587,029.48x = 1,967,561,603,355.89
  5. Step 5: Solve for x
    x = 1,967,561,603,355.89/1,587,029.48
  6. Step 6: Final answer
    x = 1,239,776.34

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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.