Home / 2,160,100.60-2,980,881.07-1,193,210.08

Finding the Fourth Proportional to 2,160,100.60, 2,980,881.07 and 1,193,210.08

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Solution

The fourth proportional to 2,160,100.60, 2,980,881.07 and 1,193,210.08 is: 1,646,598.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,100.60 : 2,980,881.07 = 1,193,210.08 : x
  2. Step 2: Convert to fraction form
    2,160,100.60/2,980,881.07 = 1,193,210.08/x
  3. Step 3: Cross multiply
    2,160,100.60x = 2,980,881.07 × 1,193,210.08
  4. Step 4: Simplify right side
    2,160,100.60x = 3,556,817,340,005.19
  5. Step 5: Solve for x
    x = 3,556,817,340,005.19/2,160,100.60
  6. Step 6: Final answer
    x = 1,646,598.01

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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.