Home / 1,070,415.90-1,477,242.23-707,202.59

Finding the Fourth Proportional to 1,070,415.90, 1,477,242.23 and 707,202.59

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Solution

The fourth proportional to 1,070,415.90, 1,477,242.23 and 707,202.59 is: 975,984.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,415.90 : 1,477,242.23 = 707,202.59 : x
  2. Step 2: Convert to fraction form
    1,070,415.90/1,477,242.23 = 707,202.59/x
  3. Step 3: Cross multiply
    1,070,415.90x = 1,477,242.23 × 707,202.59
  4. Step 4: Simplify right side
    1,070,415.90x = 1,044,709,520,191.15
  5. Step 5: Solve for x
    x = 1,044,709,520,191.15/1,070,415.90
  6. Step 6: Final answer
    x = 975,984.68

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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.