Home / 1,577,192.40-2,364,492.60-679,323.60

Finding the Fourth Proportional to 1,577,192.40, 2,364,492.60 and 679,323.60

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Solution

The fourth proportional to 1,577,192.40, 2,364,492.60 and 679,323.60 is: 1,018,427.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,192.40 : 2,364,492.60 = 679,323.60 : x
  2. Step 2: Convert to fraction form
    1,577,192.40/2,364,492.60 = 679,323.60/x
  3. Step 3: Cross multiply
    1,577,192.40x = 2,364,492.60 × 679,323.60
  4. Step 4: Simplify right side
    1,577,192.40x = 1,606,255,625,205.36
  5. Step 5: Solve for x
    x = 1,606,255,625,205.36/1,577,192.40
  6. Step 6: Final answer
    x = 1,018,427.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.