Home / 4,602,868.21-6,904,053.78-1,407,994.75

Finding the Fourth Proportional to 4,602,868.21, 6,904,053.78 and 1,407,994.75

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Solution

The fourth proportional to 4,602,868.21, 6,904,053.78 and 1,407,994.75 is: 2,111,916.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,602,868.21 : 6,904,053.78 = 1,407,994.75 : x
  2. Step 2: Convert to fraction form
    4,602,868.21/6,904,053.78 = 1,407,994.75/x
  3. Step 3: Cross multiply
    4,602,868.21x = 6,904,053.78 × 1,407,994.75
  4. Step 4: Simplify right side
    4,602,868.21x = 9,720,871,475,957.66
  5. Step 5: Solve for x
    x = 9,720,871,475,957.66/4,602,868.21
  6. Step 6: Final answer
    x = 2,111,916.10

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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.