Home / 1,133,775.32-1,564,609.85-624,477.69

Finding the Fourth Proportional to 1,133,775.32, 1,564,609.85 and 624,477.69

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Solution

The fourth proportional to 1,133,775.32, 1,564,609.85 and 624,477.69 is: 861,779.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,775.32 : 1,564,609.85 = 624,477.69 : x
  2. Step 2: Convert to fraction form
    1,133,775.32/1,564,609.85 = 624,477.69/x
  3. Step 3: Cross multiply
    1,133,775.32x = 1,564,609.85 × 624,477.69
  4. Step 4: Simplify right side
    1,133,775.32x = 977,063,941,756.86
  5. Step 5: Solve for x
    x = 977,063,941,756.86/1,133,775.32
  6. Step 6: Final answer
    x = 861,779.16

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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.