Home / 1,539,312.92-2,124,346.14-860,303.64

Finding the Fourth Proportional to 1,539,312.92, 2,124,346.14 and 860,303.64

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Solution

The fourth proportional to 1,539,312.92, 2,124,346.14 and 860,303.64 is: 1,187,271.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,312.92 : 2,124,346.14 = 860,303.64 : x
  2. Step 2: Convert to fraction form
    1,539,312.92/2,124,346.14 = 860,303.64/x
  3. Step 3: Cross multiply
    1,539,312.92x = 2,124,346.14 × 860,303.64
  4. Step 4: Simplify right side
    1,539,312.92x = 1,827,582,716,861.95
  5. Step 5: Solve for x
    x = 1,827,582,716,861.95/1,539,312.92
  6. Step 6: Final answer
    x = 1,187,271.73

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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.