Home / 1,226,510.07-1,692,566.91-682,646.08

Finding the Fourth Proportional to 1,226,510.07, 1,692,566.91 and 682,646.08

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Solution

The fourth proportional to 1,226,510.07, 1,692,566.91 and 682,646.08 is: 942,042.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,510.07 : 1,692,566.91 = 682,646.08 : x
  2. Step 2: Convert to fraction form
    1,226,510.07/1,692,566.91 = 682,646.08/x
  3. Step 3: Cross multiply
    1,226,510.07x = 1,692,566.91 × 682,646.08
  4. Step 4: Simplify right side
    1,226,510.07x = 1,155,424,167,111.30
  5. Step 5: Solve for x
    x = 1,155,424,167,111.30/1,226,510.07
  6. Step 6: Final answer
    x = 942,042.13

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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.