Home / 1,249,768.88-1,724,672-676,795.76

Finding the Fourth Proportional to 1,249,768.88, 1,724,672 and 676,795.76

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Solution

The fourth proportional to 1,249,768.88, 1,724,672 and 676,795.76 is: 933,973.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,768.88 : 1,724,672 = 676,795.76 : x
  2. Step 2: Convert to fraction form
    1,249,768.88/1,724,672 = 676,795.76/x
  3. Step 3: Cross multiply
    1,249,768.88x = 1,724,672 × 676,795.76
  4. Step 4: Simplify right side
    1,249,768.88x = 1,167,250,696,990.72
  5. Step 5: Solve for x
    x = 1,167,250,696,990.72/1,249,768.88
  6. Step 6: Final answer
    x = 933,973.25

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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.