Home / 1,323,158.04-1,985,392.80-524,421.72

Finding the Fourth Proportional to 1,323,158.04, 1,985,392.80 and 524,421.72

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Solution

The fourth proportional to 1,323,158.04, 1,985,392.80 and 524,421.72 is: 786,892.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,158.04 : 1,985,392.80 = 524,421.72 : x
  2. Step 2: Convert to fraction form
    1,323,158.04/1,985,392.80 = 524,421.72/x
  3. Step 3: Cross multiply
    1,323,158.04x = 1,985,392.80 × 524,421.72
  4. Step 4: Simplify right side
    1,323,158.04x = 1,041,183,107,051.62
  5. Step 5: Solve for x
    x = 1,041,183,107,051.62/1,323,158.04
  6. Step 6: Final answer
    x = 786,892.48

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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.