Home / 1,874,476.57-2,586,802.76-1,047,513.78

Finding the Fourth Proportional to 1,874,476.57, 2,586,802.76 and 1,047,513.78

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Solution

The fourth proportional to 1,874,476.57, 2,586,802.76 and 1,047,513.78 is: 1,445,583.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,476.57 : 2,586,802.76 = 1,047,513.78 : x
  2. Step 2: Convert to fraction form
    1,874,476.57/2,586,802.76 = 1,047,513.78/x
  3. Step 3: Cross multiply
    1,874,476.57x = 2,586,802.76 × 1,047,513.78
  4. Step 4: Simplify right side
    1,874,476.57x = 2,709,711,531,603.39
  5. Step 5: Solve for x
    x = 2,709,711,531,603.39/1,874,476.57
  6. Step 6: Final answer
    x = 1,445,583.04

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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.