Home / 2,108,075.14-2,909,143.08-1,141,204.72

Finding the Fourth Proportional to 2,108,075.14, 2,909,143.08 and 1,141,204.72

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Solution

The fourth proportional to 2,108,075.14, 2,909,143.08 and 1,141,204.72 is: 1,574,862.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,075.14 : 2,909,143.08 = 1,141,204.72 : x
  2. Step 2: Convert to fraction form
    2,108,075.14/2,909,143.08 = 1,141,204.72/x
  3. Step 3: Cross multiply
    2,108,075.14x = 2,909,143.08 × 1,141,204.72
  4. Step 4: Simplify right side
    2,108,075.14x = 3,319,927,814,051.34
  5. Step 5: Solve for x
    x = 3,319,927,814,051.34/2,108,075.14
  6. Step 6: Final answer
    x = 1,574,862.18

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1.5x scale

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.