Home / 1,434,450.77-1,978,518.54-924,661.07

Finding the Fourth Proportional to 1,434,450.77, 1,978,518.54 and 924,661.07

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Solution

The fourth proportional to 1,434,450.77, 1,978,518.54 and 924,661.07 is: 1,275,372.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,450.77 : 1,978,518.54 = 924,661.07 : x
  2. Step 2: Convert to fraction form
    1,434,450.77/1,978,518.54 = 924,661.07/x
  3. Step 3: Cross multiply
    1,434,450.77x = 1,978,518.54 × 924,661.07
  4. Step 4: Simplify right side
    1,434,450.77x = 1,829,459,055,695.34
  5. Step 5: Solve for x
    x = 1,829,459,055,695.34/1,434,450.77
  6. Step 6: Final answer
    x = 1,275,372.50

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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.