Home / 1,055,810.52-1,457,029.98-620,246.23

Finding the Fourth Proportional to 1,055,810.52, 1,457,029.98 and 620,246.23

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Solution

The fourth proportional to 1,055,810.52, 1,457,029.98 and 620,246.23 is: 855,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,810.52 : 1,457,029.98 = 620,246.23 : x
  2. Step 2: Convert to fraction form
    1,055,810.52/1,457,029.98 = 620,246.23/x
  3. Step 3: Cross multiply
    1,055,810.52x = 1,457,029.98 × 620,246.23
  4. Step 4: Simplify right side
    1,055,810.52x = 903,717,357,808.16
  5. Step 5: Solve for x
    x = 903,717,357,808.16/1,055,810.52
  6. Step 6: Final answer
    x = 855,946.54

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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.