Home / 1,211,124.48-1,671,271.56-727,710

Finding the Fourth Proportional to 1,211,124.48, 1,671,271.56 and 727,710

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Solution

The fourth proportional to 1,211,124.48, 1,671,271.56 and 727,710 is: 1,004,191.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,124.48 : 1,671,271.56 = 727,710 : x
  2. Step 2: Convert to fraction form
    1,211,124.48/1,671,271.56 = 727,710/x
  3. Step 3: Cross multiply
    1,211,124.48x = 1,671,271.56 × 727,710
  4. Step 4: Simplify right side
    1,211,124.48x = 1,216,201,026,927.60
  5. Step 5: Solve for x
    x = 1,216,201,026,927.60/1,211,124.48
  6. Step 6: Final answer
    x = 1,004,191.60

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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.