Home / 1,145,493.42-1,580,688.18-662,089.74

Finding the Fourth Proportional to 1,145,493.42, 1,580,688.18 and 662,089.74

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Solution

The fourth proportional to 1,145,493.42, 1,580,688.18 and 662,089.74 is: 913,630.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,493.42 : 1,580,688.18 = 662,089.74 : x
  2. Step 2: Convert to fraction form
    1,145,493.42/1,580,688.18 = 662,089.74/x
  3. Step 3: Cross multiply
    1,145,493.42x = 1,580,688.18 × 662,089.74
  4. Step 4: Simplify right side
    1,145,493.42x = 1,046,557,426,117.27
  5. Step 5: Solve for x
    x = 1,046,557,426,117.27/1,145,493.42
  6. Step 6: Final answer
    x = 913,630.24

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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.