Home / 1,064,215.86-1,468,233.03-819,275.50

Finding the Fourth Proportional to 1,064,215.86, 1,468,233.03 and 819,275.50

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Solution

The fourth proportional to 1,064,215.86, 1,468,233.03 and 819,275.50 is: 1,130,303.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,215.86 : 1,468,233.03 = 819,275.50 : x
  2. Step 2: Convert to fraction form
    1,064,215.86/1,468,233.03 = 819,275.50/x
  3. Step 3: Cross multiply
    1,064,215.86x = 1,468,233.03 × 819,275.50
  4. Step 4: Simplify right side
    1,064,215.86x = 1,202,887,349,769.77
  5. Step 5: Solve for x
    x = 1,202,887,349,769.77/1,064,215.86
  6. Step 6: Final answer
    x = 1,130,303.91

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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.