Home / 1,254,557.08-1,731,374.45-710,697.34

Finding the Fourth Proportional to 1,254,557.08, 1,731,374.45 and 710,697.34

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Solution

The fourth proportional to 1,254,557.08, 1,731,374.45 and 710,697.34 is: 980,810.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,557.08 : 1,731,374.45 = 710,697.34 : x
  2. Step 2: Convert to fraction form
    1,254,557.08/1,731,374.45 = 710,697.34/x
  3. Step 3: Cross multiply
    1,254,557.08x = 1,731,374.45 × 710,697.34
  4. Step 4: Simplify right side
    1,254,557.08x = 1,230,483,216,158.96
  5. Step 5: Solve for x
    x = 1,230,483,216,158.96/1,254,557.08
  6. Step 6: Final answer
    x = 980,810.87

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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.