Home / 1,039,457.32-1,559,056.38-291,561.64

Finding the Fourth Proportional to 1,039,457.32, 1,559,056.38 and 291,561.64

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Solution

The fourth proportional to 1,039,457.32, 1,559,056.38 and 291,561.64 is: 437,306.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,457.32 : 1,559,056.38 = 291,561.64 : x
  2. Step 2: Convert to fraction form
    1,039,457.32/1,559,056.38 = 291,561.64/x
  3. Step 3: Cross multiply
    1,039,457.32x = 1,559,056.38 × 291,561.64
  4. Step 4: Simplify right side
    1,039,457.32x = 454,561,035,005.26
  5. Step 5: Solve for x
    x = 454,561,035,005.26/1,039,457.32
  6. Step 6: Final answer
    x = 437,306.11

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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.