Home / 997,205.40-1,495,808.10-839,741.40

Finding the Fourth Proportional to 997,205.40, 1,495,808.10 and 839,741.40

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Solution

The fourth proportional to 997,205.40, 1,495,808.10 and 839,741.40 is: 1,259,612.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,205.40 : 1,495,808.10 = 839,741.40 : x
  2. Step 2: Convert to fraction form
    997,205.40/1,495,808.10 = 839,741.40/x
  3. Step 3: Cross multiply
    997,205.40x = 1,495,808.10 × 839,741.40
  4. Step 4: Simplify right side
    997,205.40x = 1,256,091,988,025.34
  5. Step 5: Solve for x
    x = 1,256,091,988,025.34/997,205.40
  6. Step 6: Final answer
    x = 1,259,612.10

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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.