Home / 1,154,259.10-1,729,420.35-984,985.30

Finding the Fourth Proportional to 1,154,259.10, 1,729,420.35 and 984,985.30

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Solution

The fourth proportional to 1,154,259.10, 1,729,420.35 and 984,985.30 is: 1,475,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,259.10 : 1,729,420.35 = 984,985.30 : x
  2. Step 2: Convert to fraction form
    1,154,259.10/1,729,420.35 = 984,985.30/x
  3. Step 3: Cross multiply
    1,154,259.10x = 1,729,420.35 × 984,985.30
  4. Step 4: Simplify right side
    1,154,259.10x = 1,703,453,622,270.86
  5. Step 5: Solve for x
    x = 1,703,453,622,270.86/1,154,259.10
  6. Step 6: Final answer
    x = 1,475,798.30

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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.