Home / 2,561,420.60-3,842,130.90-964,341.98

Finding the Fourth Proportional to 2,561,420.60, 3,842,130.90 and 964,341.98

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Solution

The fourth proportional to 2,561,420.60, 3,842,130.90 and 964,341.98 is: 1,446,512.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,420.60 : 3,842,130.90 = 964,341.98 : x
  2. Step 2: Convert to fraction form
    2,561,420.60/3,842,130.90 = 964,341.98/x
  3. Step 3: Cross multiply
    2,561,420.60x = 3,842,130.90 × 964,341.98
  4. Step 4: Simplify right side
    2,561,420.60x = 3,705,128,095,492.82
  5. Step 5: Solve for x
    x = 3,705,128,095,492.82/2,561,420.60
  6. Step 6: Final answer
    x = 1,446,512.96

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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.