Home / 3,484,377.41-4,810,189.14-2,178,355.05

Finding the Fourth Proportional to 3,484,377.41, 4,810,189.14 and 2,178,355.05

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Solution

The fourth proportional to 3,484,377.41, 4,810,189.14 and 2,178,355.05 is: 3,007,222.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484,377.41 : 4,810,189.14 = 2,178,355.05 : x
  2. Step 2: Convert to fraction form
    3,484,377.41/4,810,189.14 = 2,178,355.05/x
  3. Step 3: Cross multiply
    3,484,377.41x = 4,810,189.14 × 2,178,355.05
  4. Step 4: Simplify right side
    3,484,377.41x = 10,478,299,804,574.16
  5. Step 5: Solve for x
    x = 10,478,299,804,574.16/3,484,377.41
  6. Step 6: Final answer
    x = 3,007,222.98

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Double scale
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1.5x scale

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.