Home / 1,853,985.23-2,558,288.17-1,038,075.47

Finding the Fourth Proportional to 1,853,985.23, 2,558,288.17 and 1,038,075.47

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Solution

The fourth proportional to 1,853,985.23, 2,558,288.17 and 1,038,075.47 is: 1,432,425.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,985.23 : 2,558,288.17 = 1,038,075.47 : x
  2. Step 2: Convert to fraction form
    1,853,985.23/2,558,288.17 = 1,038,075.47/x
  3. Step 3: Cross multiply
    1,853,985.23x = 2,558,288.17 × 1,038,075.47
  4. Step 4: Simplify right side
    1,853,985.23x = 2,655,696,194,468.19
  5. Step 5: Solve for x
    x = 2,655,696,194,468.19/1,853,985.23
  6. Step 6: Final answer
    x = 1,432,425.76

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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.