Home / 3,047,390.34-4,205,446.02-1,670,859.78

Finding the Fourth Proportional to 3,047,390.34, 4,205,446.02 and 1,670,859.78

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Solution

The fourth proportional to 3,047,390.34, 4,205,446.02 and 1,670,859.78 is: 2,305,812.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047,390.34 : 4,205,446.02 = 1,670,859.78 : x
  2. Step 2: Convert to fraction form
    3,047,390.34/4,205,446.02 = 1,670,859.78/x
  3. Step 3: Cross multiply
    3,047,390.34x = 4,205,446.02 × 1,670,859.78
  4. Step 4: Simplify right side
    3,047,390.34x = 7,026,710,611,779.08
  5. Step 5: Solve for x
    x = 7,026,710,611,779.08/3,047,390.34
  6. Step 6: Final answer
    x = 2,305,812.46

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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.