Home / 1,140,284.34-1,573,603.50-630,985.50

Finding the Fourth Proportional to 1,140,284.34, 1,573,603.50 and 630,985.50

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Solution

The fourth proportional to 1,140,284.34, 1,573,603.50 and 630,985.50 is: 870,766.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,284.34 : 1,573,603.50 = 630,985.50 : x
  2. Step 2: Convert to fraction form
    1,140,284.34/1,573,603.50 = 630,985.50/x
  3. Step 3: Cross multiply
    1,140,284.34x = 1,573,603.50 × 630,985.50
  4. Step 4: Simplify right side
    1,140,284.34x = 992,920,991,249.25
  5. Step 5: Solve for x
    x = 992,920,991,249.25/1,140,284.34
  6. Step 6: Final answer
    x = 870,766.14

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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.