Home / 1,347,571.80-2,021,649.30-401,038.20

Finding the Fourth Proportional to 1,347,571.80, 2,021,649.30 and 401,038.20

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Solution

The fourth proportional to 1,347,571.80, 2,021,649.30 and 401,038.20 is: 601,644.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,571.80 : 2,021,649.30 = 401,038.20 : x
  2. Step 2: Convert to fraction form
    1,347,571.80/2,021,649.30 = 401,038.20/x
  3. Step 3: Cross multiply
    1,347,571.80x = 2,021,649.30 × 401,038.20
  4. Step 4: Simplify right side
    1,347,571.80x = 810,758,596,303.26
  5. Step 5: Solve for x
    x = 810,758,596,303.26/1,347,571.80
  6. Step 6: Final answer
    x = 601,644.08

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1.5x scale

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.