Home / 1,621,017.48-2,237,281.92-942,347.64

Finding the Fourth Proportional to 1,621,017.48, 2,237,281.92 and 942,347.64

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Solution

The fourth proportional to 1,621,017.48, 2,237,281.92 and 942,347.64 is: 1,300,601.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,017.48 : 2,237,281.92 = 942,347.64 : x
  2. Step 2: Convert to fraction form
    1,621,017.48/2,237,281.92 = 942,347.64/x
  3. Step 3: Cross multiply
    1,621,017.48x = 2,237,281.92 × 942,347.64
  4. Step 4: Simplify right side
    1,621,017.48x = 2,108,297,337,326.67
  5. Step 5: Solve for x
    x = 2,108,297,337,326.67/1,621,017.48
  6. Step 6: Final answer
    x = 1,300,601.24

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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.