Home / 1,671,980.16-2,308,289.04-1,100,681.10

Finding the Fourth Proportional to 1,671,980.16, 2,308,289.04 and 1,100,681.10

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Solution

The fourth proportional to 1,671,980.16, 2,308,289.04 and 1,100,681.10 is: 1,519,569.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,980.16 : 2,308,289.04 = 1,100,681.10 : x
  2. Step 2: Convert to fraction form
    1,671,980.16/2,308,289.04 = 1,100,681.10/x
  3. Step 3: Cross multiply
    1,671,980.16x = 2,308,289.04 × 1,100,681.10
  4. Step 4: Simplify right side
    1,671,980.16x = 2,540,690,119,665.14
  5. Step 5: Solve for x
    x = 2,540,690,119,665.14/1,671,980.16
  6. Step 6: Final answer
    x = 1,519,569.54

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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.