Home / 1,533,330.93-2,114,561.41-1,211,809.13

Finding the Fourth Proportional to 1,533,330.93, 2,114,561.41 and 1,211,809.13

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Solution

The fourth proportional to 1,533,330.93, 2,114,561.41 and 1,211,809.13 is: 1,671,162.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,330.93 : 2,114,561.41 = 1,211,809.13 : x
  2. Step 2: Convert to fraction form
    1,533,330.93/2,114,561.41 = 1,211,809.13/x
  3. Step 3: Cross multiply
    1,533,330.93x = 2,114,561.41 × 1,211,809.13
  4. Step 4: Simplify right side
    1,533,330.93x = 2,562,444,822,583.67
  5. Step 5: Solve for x
    x = 2,562,444,822,583.67/1,533,330.93
  6. Step 6: Final answer
    x = 1,671,162.29

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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.