Home / 1,698,288.34-2,343,637.82-934,325.50

Finding the Fourth Proportional to 1,698,288.34, 2,343,637.82 and 934,325.50

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Solution

The fourth proportional to 1,698,288.34, 2,343,637.82 and 934,325.50 is: 1,289,369.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,288.34 : 2,343,637.82 = 934,325.50 : x
  2. Step 2: Convert to fraction form
    1,698,288.34/2,343,637.82 = 934,325.50/x
  3. Step 3: Cross multiply
    1,698,288.34x = 2,343,637.82 × 934,325.50
  4. Step 4: Simplify right side
    1,698,288.34x = 2,189,720,577,990.41
  5. Step 5: Solve for x
    x = 2,189,720,577,990.41/1,698,288.34
  6. Step 6: Final answer
    x = 1,289,369.14

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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.