Home / 1,802,483.08-2,487,256.50-1,077,186.40

Finding the Fourth Proportional to 1,802,483.08, 2,487,256.50 and 1,077,186.40

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Solution

The fourth proportional to 1,802,483.08, 2,487,256.50 and 1,077,186.40 is: 1,486,415.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,483.08 : 2,487,256.50 = 1,077,186.40 : x
  2. Step 2: Convert to fraction form
    1,802,483.08/2,487,256.50 = 1,077,186.40/x
  3. Step 3: Cross multiply
    1,802,483.08x = 2,487,256.50 × 1,077,186.40
  4. Step 4: Simplify right side
    1,802,483.08x = 2,679,238,875,111.60
  5. Step 5: Solve for x
    x = 2,679,238,875,111.60/1,802,483.08
  6. Step 6: Final answer
    x = 1,486,415.55

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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.