Home / 1,277,082.41-1,762,368.91-704,154.02

Finding the Fourth Proportional to 1,277,082.41, 1,762,368.91 and 704,154.02

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Solution

The fourth proportional to 1,277,082.41, 1,762,368.91 and 704,154.02 is: 971,729.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,082.41 : 1,762,368.91 = 704,154.02 : x
  2. Step 2: Convert to fraction form
    1,277,082.41/1,762,368.91 = 704,154.02/x
  3. Step 3: Cross multiply
    1,277,082.41x = 1,762,368.91 × 704,154.02
  4. Step 4: Simplify right side
    1,277,082.41x = 1,240,979,142,127.29
  5. Step 5: Solve for x
    x = 1,240,979,142,127.29/1,277,082.41
  6. Step 6: Final answer
    x = 971,729.89

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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.