Home / 1,031,709.20-1,547,563.80-610,768.40

Finding the Fourth Proportional to 1,031,709.20, 1,547,563.80 and 610,768.40

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Solution

The fourth proportional to 1,031,709.20, 1,547,563.80 and 610,768.40 is: 916,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,709.20 : 1,547,563.80 = 610,768.40 : x
  2. Step 2: Convert to fraction form
    1,031,709.20/1,547,563.80 = 610,768.40/x
  3. Step 3: Cross multiply
    1,031,709.20x = 1,547,563.80 × 610,768.40
  4. Step 4: Simplify right side
    1,031,709.20x = 945,203,066,023.92
  5. Step 5: Solve for x
    x = 945,203,066,023.92/1,031,709.20
  6. Step 6: Final answer
    x = 916,152.60

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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.