Home / 1,804,970.40-2,490,543.36-1,030,247.52

Finding the Fourth Proportional to 1,804,970.40, 2,490,543.36 and 1,030,247.52

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Solution

The fourth proportional to 1,804,970.40, 2,490,543.36 and 1,030,247.52 is: 1,421,561.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,970.40 : 2,490,543.36 = 1,030,247.52 : x
  2. Step 2: Convert to fraction form
    1,804,970.40/2,490,543.36 = 1,030,247.52/x
  3. Step 3: Cross multiply
    1,804,970.40x = 2,490,543.36 × 1,030,247.52
  4. Step 4: Simplify right side
    1,804,970.40x = 2,565,876,120,092.47
  5. Step 5: Solve for x
    x = 2,565,876,120,092.47/1,804,970.40
  6. Step 6: Final answer
    x = 1,421,561.33

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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.