Home / 1,357,890.54-2,036,833.02-347,012.40

Finding the Fourth Proportional to 1,357,890.54, 2,036,833.02 and 347,012.40

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Solution

The fourth proportional to 1,357,890.54, 2,036,833.02 and 347,012.40 is: 520,517.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,890.54 : 2,036,833.02 = 347,012.40 : x
  2. Step 2: Convert to fraction form
    1,357,890.54/2,036,833.02 = 347,012.40/x
  3. Step 3: Cross multiply
    1,357,890.54x = 2,036,833.02 × 347,012.40
  4. Step 4: Simplify right side
    1,357,890.54x = 706,806,314,669.45
  5. Step 5: Solve for x
    x = 706,806,314,669.45/1,357,890.54
  6. Step 6: Final answer
    x = 520,517.89

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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.