Home / 1,402,181.52-2,103,627.08-391,303.36

Finding the Fourth Proportional to 1,402,181.52, 2,103,627.08 and 391,303.36

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Solution

The fourth proportional to 1,402,181.52, 2,103,627.08 and 391,303.36 is: 587,054.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,181.52 : 2,103,627.08 = 391,303.36 : x
  2. Step 2: Convert to fraction form
    1,402,181.52/2,103,627.08 = 391,303.36/x
  3. Step 3: Cross multiply
    1,402,181.52x = 2,103,627.08 × 391,303.36
  4. Step 4: Simplify right side
    1,402,181.52x = 823,156,344,590.99
  5. Step 5: Solve for x
    x = 823,156,344,590.99/1,402,181.52
  6. Step 6: Final answer
    x = 587,054.05

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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.