Home / 1,306,084.86-1,959,250.95-507,428.01

Finding the Fourth Proportional to 1,306,084.86, 1,959,250.95 and 507,428.01

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Solution

The fourth proportional to 1,306,084.86, 1,959,250.95 and 507,428.01 is: 761,190.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,084.86 : 1,959,250.95 = 507,428.01 : x
  2. Step 2: Convert to fraction form
    1,306,084.86/1,959,250.95 = 507,428.01/x
  3. Step 3: Cross multiply
    1,306,084.86x = 1,959,250.95 × 507,428.01
  4. Step 4: Simplify right side
    1,306,084.86x = 994,178,810,649.11
  5. Step 5: Solve for x
    x = 994,178,810,649.11/1,306,084.86
  6. Step 6: Final answer
    x = 761,190.06

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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.