Home / 1,571,430.02-2,355,170.54-671,814.41

Finding the Fourth Proportional to 1,571,430.02, 2,355,170.54 and 671,814.41

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Solution

The fourth proportional to 1,571,430.02, 2,355,170.54 and 671,814.41 is: 1,006,877.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,430.02 : 2,355,170.54 = 671,814.41 : x
  2. Step 2: Convert to fraction form
    1,571,430.02/2,355,170.54 = 671,814.41/x
  3. Step 3: Cross multiply
    1,571,430.02x = 2,355,170.54 × 671,814.41
  4. Step 4: Simplify right side
    1,571,430.02x = 1,582,237,491,644.56
  5. Step 5: Solve for x
    x = 1,582,237,491,644.56/1,571,430.02
  6. Step 6: Final answer
    x = 1,006,877.48

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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.