Home / 1,457,344.32-2,011,495.74-992,966.28

Finding the Fourth Proportional to 1,457,344.32, 2,011,495.74 and 992,966.28

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Solution

The fourth proportional to 1,457,344.32, 2,011,495.74 and 992,966.28 is: 1,370,539.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,344.32 : 2,011,495.74 = 992,966.28 : x
  2. Step 2: Convert to fraction form
    1,457,344.32/2,011,495.74 = 992,966.28/x
  3. Step 3: Cross multiply
    1,457,344.32x = 2,011,495.74 × 992,966.28
  4. Step 4: Simplify right side
    1,457,344.32x = 1,997,347,442,183.65
  5. Step 5: Solve for x
    x = 1,997,347,442,183.65/1,457,344.32
  6. Step 6: Final answer
    x = 1,370,539.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.