Home / 1,732,395.90-2,595,641.40-1,478,485.20

Finding the Fourth Proportional to 1,732,395.90, 2,595,641.40 and 1,478,485.20

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Solution

The fourth proportional to 1,732,395.90, 2,595,641.40 and 1,478,485.20 is: 2,215,208.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732,395.90 : 2,595,641.40 = 1,478,485.20 : x
  2. Step 2: Convert to fraction form
    1,732,395.90/2,595,641.40 = 1,478,485.20/x
  3. Step 3: Cross multiply
    1,732,395.90x = 2,595,641.40 × 1,478,485.20
  4. Step 4: Simplify right side
    1,732,395.90x = 3,837,617,394,407.28
  5. Step 5: Solve for x
    x = 3,837,617,394,407.28/1,732,395.90
  6. Step 6: Final answer
    x = 2,215,208.08

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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.