Home / 1,415,629.12-1,953,500.88-771,046.24

Finding the Fourth Proportional to 1,415,629.12, 1,953,500.88 and 771,046.24

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Solution

The fourth proportional to 1,415,629.12, 1,953,500.88 and 771,046.24 is: 1,064,007.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,629.12 : 1,953,500.88 = 771,046.24 : x
  2. Step 2: Convert to fraction form
    1,415,629.12/1,953,500.88 = 771,046.24/x
  3. Step 3: Cross multiply
    1,415,629.12x = 1,953,500.88 × 771,046.24
  4. Step 4: Simplify right side
    1,415,629.12x = 1,506,239,508,360.69
  5. Step 5: Solve for x
    x = 1,506,239,508,360.69/1,415,629.12
  6. Step 6: Final answer
    x = 1,064,007.15

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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.