Home / 1,429,302.24-1,972,461.60-784,749.60

Finding the Fourth Proportional to 1,429,302.24, 1,972,461.60 and 784,749.60

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Solution

The fourth proportional to 1,429,302.24, 1,972,461.60 and 784,749.60 is: 1,082,967.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,302.24 : 1,972,461.60 = 784,749.60 : x
  2. Step 2: Convert to fraction form
    1,429,302.24/1,972,461.60 = 784,749.60/x
  3. Step 3: Cross multiply
    1,429,302.24x = 1,972,461.60 × 784,749.60
  4. Step 4: Simplify right side
    1,429,302.24x = 1,547,888,451,615.36
  5. Step 5: Solve for x
    x = 1,547,888,451,615.36/1,429,302.24
  6. Step 6: Final answer
    x = 1,082,967.90

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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.