Home / 1,921,925-2,652,026.15-1,062,368.39

Finding the Fourth Proportional to 1,921,925, 2,652,026.15 and 1,062,368.39

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Solution

The fourth proportional to 1,921,925, 2,652,026.15 and 1,062,368.39 is: 1,465,941.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,925 : 2,652,026.15 = 1,062,368.39 : x
  2. Step 2: Convert to fraction form
    1,921,925/2,652,026.15 = 1,062,368.39/x
  3. Step 3: Cross multiply
    1,921,925x = 2,652,026.15 × 1,062,368.39
  4. Step 4: Simplify right side
    1,921,925x = 2,817,428,745,901.56
  5. Step 5: Solve for x
    x = 2,817,428,745,901.56/1,921,925
  6. Step 6: Final answer
    x = 1,465,941.05

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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.