Home / 1,909,271.25-2,862,015.12-896,580.45

Finding the Fourth Proportional to 1,909,271.25, 2,862,015.12 and 896,580.45

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Solution

The fourth proportional to 1,909,271.25, 2,862,015.12 and 896,580.45 is: 1,343,982.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,271.25 : 2,862,015.12 = 896,580.45 : x
  2. Step 2: Convert to fraction form
    1,909,271.25/2,862,015.12 = 896,580.45/x
  3. Step 3: Cross multiply
    1,909,271.25x = 2,862,015.12 × 896,580.45
  4. Step 4: Simplify right side
    1,909,271.25x = 2,566,026,804,196.40
  5. Step 5: Solve for x
    x = 2,566,026,804,196.40/1,909,271.25
  6. Step 6: Final answer
    x = 1,343,982.32

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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.