Home / 2,229,355-3,076,699.64-1,262,657.24

Finding the Fourth Proportional to 2,229,355, 3,076,699.64 and 1,262,657.24

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Solution

The fourth proportional to 2,229,355, 3,076,699.64 and 1,262,657.24 is: 1,742,574.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,355 : 3,076,699.64 = 1,262,657.24 : x
  2. Step 2: Convert to fraction form
    2,229,355/3,076,699.64 = 1,262,657.24/x
  3. Step 3: Cross multiply
    2,229,355x = 3,076,699.64 × 1,262,657.24
  4. Step 4: Simplify right side
    2,229,355x = 3,884,817,075,751.39
  5. Step 5: Solve for x
    x = 3,884,817,075,751.39/2,229,355
  6. Step 6: Final answer
    x = 1,742,574.46

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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.