Home / 1,249,865.36-1,724,815.59-676,906.19

Finding the Fourth Proportional to 1,249,865.36, 1,724,815.59 and 676,906.19

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Solution

The fourth proportional to 1,249,865.36, 1,724,815.59 and 676,906.19 is: 934,131.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,865.36 : 1,724,815.59 = 676,906.19 : x
  2. Step 2: Convert to fraction form
    1,249,865.36/1,724,815.59 = 676,906.19/x
  3. Step 3: Cross multiply
    1,249,865.36x = 1,724,815.59 × 676,906.19
  4. Step 4: Simplify right side
    1,249,865.36x = 1,167,538,349,479.50
  5. Step 5: Solve for x
    x = 1,167,538,349,479.50/1,249,865.36
  6. Step 6: Final answer
    x = 934,131.30

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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.