Home / 1,870,289.64-2,580,948.08-1,054,486.19

Finding the Fourth Proportional to 1,870,289.64, 2,580,948.08 and 1,054,486.19

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Solution

The fourth proportional to 1,870,289.64, 2,580,948.08 and 1,054,486.19 is: 1,455,161.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,289.64 : 2,580,948.08 = 1,054,486.19 : x
  2. Step 2: Convert to fraction form
    1,870,289.64/2,580,948.08 = 1,054,486.19/x
  3. Step 3: Cross multiply
    1,870,289.64x = 2,580,948.08 × 1,054,486.19
  4. Step 4: Simplify right side
    1,870,289.64x = 2,721,574,108,646.95
  5. Step 5: Solve for x
    x = 2,721,574,108,646.95/1,870,289.64
  6. Step 6: Final answer
    x = 1,455,161.84

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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.