Home / 1,087,074.36-1,630,900.72-377,101.28

Finding the Fourth Proportional to 1,087,074.36, 1,630,900.72 and 377,101.28

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Solution

The fourth proportional to 1,087,074.36, 1,630,900.72 and 377,101.28 is: 565,752.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,074.36 : 1,630,900.72 = 377,101.28 : x
  2. Step 2: Convert to fraction form
    1,087,074.36/1,630,900.72 = 377,101.28/x
  3. Step 3: Cross multiply
    1,087,074.36x = 1,630,900.72 × 377,101.28
  4. Step 4: Simplify right side
    1,087,074.36x = 615,014,749,064.92
  5. Step 5: Solve for x
    x = 615,014,749,064.92/1,087,074.36
  6. Step 6: Final answer
    x = 565,752.24

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1.5x scale

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.