Home / 1,303,712.40-1,799,206.19-730,752.63

Finding the Fourth Proportional to 1,303,712.40, 1,799,206.19 and 730,752.63

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Solution

The fourth proportional to 1,303,712.40, 1,799,206.19 and 730,752.63 is: 1,008,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,712.40 : 1,799,206.19 = 730,752.63 : x
  2. Step 2: Convert to fraction form
    1,303,712.40/1,799,206.19 = 730,752.63/x
  3. Step 3: Cross multiply
    1,303,712.40x = 1,799,206.19 × 730,752.63
  4. Step 4: Simplify right side
    1,303,712.40x = 1,314,774,655,254.78
  5. Step 5: Solve for x
    x = 1,314,774,655,254.78/1,303,712.40
  6. Step 6: Final answer
    x = 1,008,485.20

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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.