Home / 1,114,792.08-1,671,016.68-545,386.80

Finding the Fourth Proportional to 1,114,792.08, 1,671,016.68 and 545,386.80

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Solution

The fourth proportional to 1,114,792.08, 1,671,016.68 and 545,386.80 is: 817,507.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,792.08 : 1,671,016.68 = 545,386.80 : x
  2. Step 2: Convert to fraction form
    1,114,792.08/1,671,016.68 = 545,386.80/x
  3. Step 3: Cross multiply
    1,114,792.08x = 1,671,016.68 × 545,386.80
  4. Step 4: Simplify right side
    1,114,792.08x = 911,350,439,851.82
  5. Step 5: Solve for x
    x = 911,350,439,851.82/1,114,792.08
  6. Step 6: Final answer
    x = 817,507.10

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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.