Home / 942,252.60-1,409,922.90-693,420.60

Finding the Fourth Proportional to 942,252.60, 1,409,922.90 and 693,420.60

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Solution

The fourth proportional to 942,252.60, 1,409,922.90 and 693,420.60 is: 1,037,587.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,252.60 : 1,409,922.90 = 693,420.60 : x
  2. Step 2: Convert to fraction form
    942,252.60/1,409,922.90 = 693,420.60/x
  3. Step 3: Cross multiply
    942,252.60x = 1,409,922.90 × 693,420.60
  4. Step 4: Simplify right side
    942,252.60x = 977,669,583,271.74
  5. Step 5: Solve for x
    x = 977,669,583,271.74/942,252.60
  6. Step 6: Final answer
    x = 1,037,587.57

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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.