Home / 1,070,602.01-1,605,394.52-621,460.55

Finding the Fourth Proportional to 1,070,602.01, 1,605,394.52 and 621,460.55

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Solution

The fourth proportional to 1,070,602.01, 1,605,394.52 and 621,460.55 is: 931,895.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,602.01 : 1,605,394.52 = 621,460.55 : x
  2. Step 2: Convert to fraction form
    1,070,602.01/1,605,394.52 = 621,460.55/x
  3. Step 3: Cross multiply
    1,070,602.01x = 1,605,394.52 × 621,460.55
  4. Step 4: Simplify right side
    1,070,602.01x = 997,689,364,602.85
  5. Step 5: Solve for x
    x = 997,689,364,602.85/1,070,602.01
  6. Step 6: Final answer
    x = 931,895.66

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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.