Home / 1,005,326.20-1,507,989.30-895,101.40

Finding the Fourth Proportional to 1,005,326.20, 1,507,989.30 and 895,101.40

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Solution

The fourth proportional to 1,005,326.20, 1,507,989.30 and 895,101.40 is: 1,342,652.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,326.20 : 1,507,989.30 = 895,101.40 : x
  2. Step 2: Convert to fraction form
    1,005,326.20/1,507,989.30 = 895,101.40/x
  3. Step 3: Cross multiply
    1,005,326.20x = 1,507,989.30 × 895,101.40
  4. Step 4: Simplify right side
    1,005,326.20x = 1,349,803,333,615.02
  5. Step 5: Solve for x
    x = 1,349,803,333,615.02/1,005,326.20
  6. Step 6: Final answer
    x = 1,342,652.10

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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.