Home / 1,705,558.02-2,559,674.21-1,189,869.63

Finding the Fourth Proportional to 1,705,558.02, 2,559,674.21 and 1,189,869.63

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Solution

The fourth proportional to 1,705,558.02, 2,559,674.21 and 1,189,869.63 is: 1,785,737.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,558.02 : 2,559,674.21 = 1,189,869.63 : x
  2. Step 2: Convert to fraction form
    1,705,558.02/2,559,674.21 = 1,189,869.63/x
  3. Step 3: Cross multiply
    1,705,558.02x = 2,559,674.21 × 1,189,869.63
  4. Step 4: Simplify right side
    1,705,558.02x = 3,045,678,599,223.89
  5. Step 5: Solve for x
    x = 3,045,678,599,223.89/1,705,558.02
  6. Step 6: Final answer
    x = 1,785,737.32

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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.