Home / 1,006,784.18-1,389,654.93-657,977.06

Finding the Fourth Proportional to 1,006,784.18, 1,389,654.93 and 657,977.06

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Solution

The fourth proportional to 1,006,784.18, 1,389,654.93 and 657,977.06 is: 908,199.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,784.18 : 1,389,654.93 = 657,977.06 : x
  2. Step 2: Convert to fraction form
    1,006,784.18/1,389,654.93 = 657,977.06/x
  3. Step 3: Cross multiply
    1,006,784.18x = 1,389,654.93 × 657,977.06
  4. Step 4: Simplify right side
    1,006,784.18x = 914,361,058,307.63
  5. Step 5: Solve for x
    x = 914,361,058,307.63/1,006,784.18
  6. Step 6: Final answer
    x = 908,199.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.