Home / 1,077,810.72-1,487,358.09-594,420.54

Finding the Fourth Proportional to 1,077,810.72, 1,487,358.09 and 594,420.54

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Solution

The fourth proportional to 1,077,810.72, 1,487,358.09 and 594,420.54 is: 820,288.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,810.72 : 1,487,358.09 = 594,420.54 : x
  2. Step 2: Convert to fraction form
    1,077,810.72/1,487,358.09 = 594,420.54/x
  3. Step 3: Cross multiply
    1,077,810.72x = 1,487,358.09 × 594,420.54
  4. Step 4: Simplify right side
    1,077,810.72x = 884,116,199,031.17
  5. Step 5: Solve for x
    x = 884,116,199,031.17/1,077,810.72
  6. Step 6: Final answer
    x = 820,288.93

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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.