Home / 1,239,852.74-1,858,004.66-706,271.18

Finding the Fourth Proportional to 1,239,852.74, 1,858,004.66 and 706,271.18

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Solution

The fourth proportional to 1,239,852.74, 1,858,004.66 and 706,271.18 is: 1,058,395.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,852.74 : 1,858,004.66 = 706,271.18 : x
  2. Step 2: Convert to fraction form
    1,239,852.74/1,858,004.66 = 706,271.18/x
  3. Step 3: Cross multiply
    1,239,852.74x = 1,858,004.66 × 706,271.18
  4. Step 4: Simplify right side
    1,239,852.74x = 1,312,255,136,139.35
  5. Step 5: Solve for x
    x = 1,312,255,136,139.35/1,239,852.74
  6. Step 6: Final answer
    x = 1,058,395.97

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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.