Home / 1,126,953.88-1,686,390.12-975,671.32

Finding the Fourth Proportional to 1,126,953.88, 1,686,390.12 and 975,671.32

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Solution

The fourth proportional to 1,126,953.88, 1,686,390.12 and 975,671.32 is: 1,460,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,953.88 : 1,686,390.12 = 975,671.32 : x
  2. Step 2: Convert to fraction form
    1,126,953.88/1,686,390.12 = 975,671.32/x
  3. Step 3: Cross multiply
    1,126,953.88x = 1,686,390.12 × 975,671.32
  4. Step 4: Simplify right side
    1,126,953.88x = 1,645,362,470,199.38
  5. Step 5: Solve for x
    x = 1,645,362,470,199.38/1,126,953.88
  6. Step 6: Final answer
    x = 1,460,008.70

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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.