Home / 3,130,666.80-4,697,749.80-1,333,244.40

Finding the Fourth Proportional to 3,130,666.80, 4,697,749.80 and 1,333,244.40

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Solution

The fourth proportional to 3,130,666.80, 4,697,749.80 and 1,333,244.40 is: 2,000,611.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,666.80 : 4,697,749.80 = 1,333,244.40 : x
  2. Step 2: Convert to fraction form
    3,130,666.80/4,697,749.80 = 1,333,244.40/x
  3. Step 3: Cross multiply
    3,130,666.80x = 4,697,749.80 × 1,333,244.40
  4. Step 4: Simplify right side
    3,130,666.80x = 6,263,248,613,451.12
  5. Step 5: Solve for x
    x = 6,263,248,613,451.12/3,130,666.80
  6. Step 6: Final answer
    x = 2,000,611.70

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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.