Home / 1,888,985.60-2,606,857.02-1,029,601.52

Finding the Fourth Proportional to 1,888,985.60, 2,606,857.02 and 1,029,601.52

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Solution

The fourth proportional to 1,888,985.60, 2,606,857.02 and 1,029,601.52 is: 1,420,881.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,985.60 : 2,606,857.02 = 1,029,601.52 : x
  2. Step 2: Convert to fraction form
    1,888,985.60/2,606,857.02 = 1,029,601.52/x
  3. Step 3: Cross multiply
    1,888,985.60x = 2,606,857.02 × 1,029,601.52
  4. Step 4: Simplify right side
    1,888,985.60x = 2,684,023,950,214.67
  5. Step 5: Solve for x
    x = 2,684,023,950,214.67/1,888,985.60
  6. Step 6: Final answer
    x = 1,420,881.11

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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.