Home / 1,122,287.40-1,683,437.58-374,331.24

Finding the Fourth Proportional to 1,122,287.40, 1,683,437.58 and 374,331.24

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Solution

The fourth proportional to 1,122,287.40, 1,683,437.58 and 374,331.24 is: 561,499.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,287.40 : 1,683,437.58 = 374,331.24 : x
  2. Step 2: Convert to fraction form
    1,122,287.40/1,683,437.58 = 374,331.24/x
  3. Step 3: Cross multiply
    1,122,287.40x = 1,683,437.58 × 374,331.24
  4. Step 4: Simplify right side
    1,122,287.40x = 630,163,276,784.00
  5. Step 5: Solve for x
    x = 630,163,276,784.00/1,122,287.40
  6. Step 6: Final answer
    x = 561,499.02

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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.