Home / 692,116.84-1,038,071.58-574,543.72

Finding the Fourth Proportional to 692,116.84, 1,038,071.58 and 574,543.72

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Solution

The fourth proportional to 692,116.84, 1,038,071.58 and 574,543.72 is: 861,729.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,116.84 : 1,038,071.58 = 574,543.72 : x
  2. Step 2: Convert to fraction form
    692,116.84/1,038,071.58 = 574,543.72/x
  3. Step 3: Cross multiply
    692,116.84x = 1,038,071.58 × 574,543.72
  4. Step 4: Simplify right side
    692,116.84x = 596,417,507,199.48
  5. Step 5: Solve for x
    x = 596,417,507,199.48/692,116.84
  6. Step 6: Final answer
    x = 861,729.51

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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.