Home / 1,036,698.15-1,555,047.23-977,649.15

Finding the Fourth Proportional to 1,036,698.15, 1,555,047.23 and 977,649.15

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Solution

The fourth proportional to 1,036,698.15, 1,555,047.23 and 977,649.15 is: 1,466,473.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,698.15 : 1,555,047.23 = 977,649.15 : x
  2. Step 2: Convert to fraction form
    1,036,698.15/1,555,047.23 = 977,649.15/x
  3. Step 3: Cross multiply
    1,036,698.15x = 1,555,047.23 × 977,649.15
  4. Step 4: Simplify right side
    1,036,698.15x = 1,520,290,602,619.35
  5. Step 5: Solve for x
    x = 1,520,290,602,619.35/1,036,698.15
  6. Step 6: Final answer
    x = 1,466,473.73

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Double scale
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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.