Home / 2,921,802.50-4,032,487.98-1,681,387.34

Finding the Fourth Proportional to 2,921,802.50, 4,032,487.98 and 1,681,387.34

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Solution

The fourth proportional to 2,921,802.50, 4,032,487.98 and 1,681,387.34 is: 2,320,545.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,802.50 : 4,032,487.98 = 1,681,387.34 : x
  2. Step 2: Convert to fraction form
    2,921,802.50/4,032,487.98 = 1,681,387.34/x
  3. Step 3: Cross multiply
    2,921,802.50x = 4,032,487.98 × 1,681,387.34
  4. Step 4: Simplify right side
    2,921,802.50x = 6,780,174,238,274.17
  5. Step 5: Solve for x
    x = 6,780,174,238,274.17/2,921,802.50
  6. Step 6: Final answer
    x = 2,320,545.02

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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.