Home / 1,307,421.72-1,803,723.15-756,035.52

Finding the Fourth Proportional to 1,307,421.72, 1,803,723.15 and 756,035.52

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Solution

The fourth proportional to 1,307,421.72, 1,803,723.15 and 756,035.52 is: 1,043,029.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,421.72 : 1,803,723.15 = 756,035.52 : x
  2. Step 2: Convert to fraction form
    1,307,421.72/1,803,723.15 = 756,035.52/x
  3. Step 3: Cross multiply
    1,307,421.72x = 1,803,723.15 × 756,035.52
  4. Step 4: Simplify right side
    1,307,421.72x = 1,363,678,769,646.29
  5. Step 5: Solve for x
    x = 1,363,678,769,646.29/1,307,421.72
  6. Step 6: Final answer
    x = 1,043,029.00

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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.