Home / 1,077,182.47-1,615,814.75-403,192.81

Finding the Fourth Proportional to 1,077,182.47, 1,615,814.75 and 403,192.81

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Solution

The fourth proportional to 1,077,182.47, 1,615,814.75 and 403,192.81 is: 604,804.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,182.47 : 1,615,814.75 = 403,192.81 : x
  2. Step 2: Convert to fraction form
    1,077,182.47/1,615,814.75 = 403,192.81/x
  3. Step 3: Cross multiply
    1,077,182.47x = 1,615,814.75 × 403,192.81
  4. Step 4: Simplify right side
    1,077,182.47x = 651,484,889,491.95
  5. Step 5: Solve for x
    x = 651,484,889,491.95/1,077,182.47
  6. Step 6: Final answer
    x = 604,804.58

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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.