Home / 1,908,775.84-2,861,063.28-786,232.48

Finding the Fourth Proportional to 1,908,775.84, 2,861,063.28 and 786,232.48

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Solution

The fourth proportional to 1,908,775.84, 2,861,063.28 and 786,232.48 is: 1,178,483.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,775.84 : 2,861,063.28 = 786,232.48 : x
  2. Step 2: Convert to fraction form
    1,908,775.84/2,861,063.28 = 786,232.48/x
  3. Step 3: Cross multiply
    1,908,775.84x = 2,861,063.28 × 786,232.48
  4. Step 4: Simplify right side
    1,908,775.84x = 2,249,460,878,071.33
  5. Step 5: Solve for x
    x = 2,249,460,878,071.33/1,908,775.84
  6. Step 6: Final answer
    x = 1,178,483.52

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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.