Home / 1,174,290.18-1,620,492.98-690,886.42

Finding the Fourth Proportional to 1,174,290.18, 1,620,492.98 and 690,886.42

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Solution

The fourth proportional to 1,174,290.18, 1,620,492.98 and 690,886.42 is: 953,407.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,290.18 : 1,620,492.98 = 690,886.42 : x
  2. Step 2: Convert to fraction form
    1,174,290.18/1,620,492.98 = 690,886.42/x
  3. Step 3: Cross multiply
    1,174,290.18x = 1,620,492.98 × 690,886.42
  4. Step 4: Simplify right side
    1,174,290.18x = 1,119,576,593,587.33
  5. Step 5: Solve for x
    x = 1,119,576,593,587.33/1,174,290.18
  6. Step 6: Final answer
    x = 953,407.10

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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.