Home / 1,254,509.87-1,731,259.04-710,645.49

Finding the Fourth Proportional to 1,254,509.87, 1,731,259.04 and 710,645.49

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Solution

The fourth proportional to 1,254,509.87, 1,731,259.04 and 710,645.49 is: 980,710.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,509.87 : 1,731,259.04 = 710,645.49 : x
  2. Step 2: Convert to fraction form
    1,254,509.87/1,731,259.04 = 710,645.49/x
  3. Step 3: Cross multiply
    1,254,509.87x = 1,731,259.04 × 710,645.49
  4. Step 4: Simplify right side
    1,254,509.87x = 1,230,311,425,244.50
  5. Step 5: Solve for x
    x = 1,230,311,425,244.50/1,254,509.87
  6. Step 6: Final answer
    x = 980,710.84

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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.