Home / 3,114,808.40-4,671,337.80-985,545.20

Finding the Fourth Proportional to 3,114,808.40, 4,671,337.80 and 985,545.20

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Solution

The fourth proportional to 3,114,808.40, 4,671,337.80 and 985,545.20 is: 1,478,041.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,808.40 : 4,671,337.80 = 985,545.20 : x
  2. Step 2: Convert to fraction form
    3,114,808.40/4,671,337.80 = 985,545.20/x
  3. Step 3: Cross multiply
    3,114,808.40x = 4,671,337.80 × 985,545.20
  4. Step 4: Simplify right side
    3,114,808.40x = 4,603,814,546,368.56
  5. Step 5: Solve for x
    x = 4,603,814,546,368.56/3,114,808.40
  6. Step 6: Final answer
    x = 1,478,041.01

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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.