Home / 2,153,398.40-3,229,838.40-891,094.40

Finding the Fourth Proportional to 2,153,398.40, 3,229,838.40 and 891,094.40

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Solution

The fourth proportional to 2,153,398.40, 3,229,838.40 and 891,094.40 is: 1,336,534.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,398.40 : 3,229,838.40 = 891,094.40 : x
  2. Step 2: Convert to fraction form
    2,153,398.40/3,229,838.40 = 891,094.40/x
  3. Step 3: Cross multiply
    2,153,398.40x = 3,229,838.40 × 891,094.40
  4. Step 4: Simplify right side
    2,153,398.40x = 2,878,090,911,144.96
  5. Step 5: Solve for x
    x = 2,878,090,911,144.96/2,153,398.40
  6. Step 6: Final answer
    x = 1,336,534.34

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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.