Home / 1,492,045.02-2,238,729.06-781,904.22

Finding the Fourth Proportional to 1,492,045.02, 2,238,729.06 and 781,904.22

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Solution

The fourth proportional to 1,492,045.02, 2,238,729.06 and 781,904.22 is: 1,173,203.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,045.02 : 2,238,729.06 = 781,904.22 : x
  2. Step 2: Convert to fraction form
    1,492,045.02/2,238,729.06 = 781,904.22/x
  3. Step 3: Cross multiply
    1,492,045.02x = 2,238,729.06 × 781,904.22
  4. Step 4: Simplify right side
    1,492,045.02x = 1,750,471,699,450.63
  5. Step 5: Solve for x
    x = 1,750,471,699,450.63/1,492,045.02
  6. Step 6: Final answer
    x = 1,173,203.00

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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.