Home / 1,039,617.16-1,559,424.69-391,314.42

Finding the Fourth Proportional to 1,039,617.16, 1,559,424.69 and 391,314.42

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Solution

The fourth proportional to 1,039,617.16, 1,559,424.69 and 391,314.42 is: 586,971.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,617.16 : 1,559,424.69 = 391,314.42 : x
  2. Step 2: Convert to fraction form
    1,039,617.16/1,559,424.69 = 391,314.42/x
  3. Step 3: Cross multiply
    1,039,617.16x = 1,559,424.69 × 391,314.42
  4. Step 4: Simplify right side
    1,039,617.16x = 610,225,368,101.03
  5. Step 5: Solve for x
    x = 610,225,368,101.03/1,039,617.16
  6. Step 6: Final answer
    x = 586,971.24

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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.