Home / 1,353,461.21-2,030,193.35-406,831.93

Finding the Fourth Proportional to 1,353,461.21, 2,030,193.35 and 406,831.93

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Solution

The fourth proportional to 1,353,461.21, 2,030,193.35 and 406,831.93 is: 610,248.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,461.21 : 2,030,193.35 = 406,831.93 : x
  2. Step 2: Convert to fraction form
    1,353,461.21/2,030,193.35 = 406,831.93/x
  3. Step 3: Cross multiply
    1,353,461.21x = 2,030,193.35 × 406,831.93
  4. Step 4: Simplify right side
    1,353,461.21x = 825,947,477,840.94
  5. Step 5: Solve for x
    x = 825,947,477,840.94/1,353,461.21
  6. Step 6: Final answer
    x = 610,248.36

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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.