Home / 1,872,916.07-2,584,628.66-1,013,485.55

Finding the Fourth Proportional to 1,872,916.07, 2,584,628.66 and 1,013,485.55

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Solution

The fourth proportional to 1,872,916.07, 2,584,628.66 and 1,013,485.55 is: 1,398,612.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,916.07 : 2,584,628.66 = 1,013,485.55 : x
  2. Step 2: Convert to fraction form
    1,872,916.07/2,584,628.66 = 1,013,485.55/x
  3. Step 3: Cross multiply
    1,872,916.07x = 2,584,628.66 × 1,013,485.55
  4. Step 4: Simplify right side
    1,872,916.07x = 2,619,483,788,636.43
  5. Step 5: Solve for x
    x = 2,619,483,788,636.43/1,872,916.07
  6. Step 6: Final answer
    x = 1,398,612.48

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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.