Home / 1,384,636.40-2,073,455.40-1,104,700.40

Finding the Fourth Proportional to 1,384,636.40, 2,073,455.40 and 1,104,700.40

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Solution

The fourth proportional to 1,384,636.40, 2,073,455.40 and 1,104,700.40 is: 1,654,258.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,636.40 : 2,073,455.40 = 1,104,700.40 : x
  2. Step 2: Convert to fraction form
    1,384,636.40/2,073,455.40 = 1,104,700.40/x
  3. Step 3: Cross multiply
    1,384,636.40x = 2,073,455.40 × 1,104,700.40
  4. Step 4: Simplify right side
    1,384,636.40x = 2,290,547,009,762.16
  5. Step 5: Solve for x
    x = 2,290,547,009,762.16/1,384,636.40
  6. Step 6: Final answer
    x = 1,654,258.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.