Home / 1,575,861.80-2,365,542.30-977,498.60

Finding the Fourth Proportional to 1,575,861.80, 2,365,542.30 and 977,498.60

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Solution

The fourth proportional to 1,575,861.80, 2,365,542.30 and 977,498.60 is: 1,467,333.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,861.80 : 2,365,542.30 = 977,498.60 : x
  2. Step 2: Convert to fraction form
    1,575,861.80/2,365,542.30 = 977,498.60/x
  3. Step 3: Cross multiply
    1,575,861.80x = 2,365,542.30 × 977,498.60
  4. Step 4: Simplify right side
    1,575,861.80x = 2,312,314,286,490.78
  5. Step 5: Solve for x
    x = 2,312,314,286,490.78/1,575,861.80
  6. Step 6: Final answer
    x = 1,467,333.17

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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.