Home / 2,631,838.40-3,938,426.40-1,792,030.40

Finding the Fourth Proportional to 2,631,838.40, 3,938,426.40 and 1,792,030.40

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Solution

The fourth proportional to 2,631,838.40, 3,938,426.40 and 1,792,030.40 is: 2,681,691.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,838.40 : 3,938,426.40 = 1,792,030.40 : x
  2. Step 2: Convert to fraction form
    2,631,838.40/3,938,426.40 = 1,792,030.40/x
  3. Step 3: Cross multiply
    2,631,838.40x = 3,938,426.40 × 1,792,030.40
  4. Step 4: Simplify right side
    2,631,838.40x = 7,057,779,836,962.56
  5. Step 5: Solve for x
    x = 7,057,779,836,962.56/2,631,838.40
  6. Step 6: Final answer
    x = 2,681,691.94

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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.