Home / 1,440,840.02-2,161,259.98-542,483.30

Finding the Fourth Proportional to 1,440,840.02, 2,161,259.98 and 542,483.30

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Solution

The fourth proportional to 1,440,840.02, 2,161,259.98 and 542,483.30 is: 813,724.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,840.02 : 2,161,259.98 = 542,483.30 : x
  2. Step 2: Convert to fraction form
    1,440,840.02/2,161,259.98 = 542,483.30/x
  3. Step 3: Cross multiply
    1,440,840.02x = 2,161,259.98 × 542,483.30
  4. Step 4: Simplify right side
    1,440,840.02x = 1,172,447,446,108.33
  5. Step 5: Solve for x
    x = 1,172,447,446,108.33/1,440,840.02
  6. Step 6: Final answer
    x = 813,724.93

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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.