Home / 1,133,809.47-1,564,543.53-698,157

Finding the Fourth Proportional to 1,133,809.47, 1,564,543.53 and 698,157

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Solution

The fourth proportional to 1,133,809.47, 1,564,543.53 and 698,157 is: 963,386.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,809.47 : 1,564,543.53 = 698,157 : x
  2. Step 2: Convert to fraction form
    1,133,809.47/1,564,543.53 = 698,157/x
  3. Step 3: Cross multiply
    1,133,809.47x = 1,564,543.53 × 698,157
  4. Step 4: Simplify right side
    1,133,809.47x = 1,092,297,017,274.21
  5. Step 5: Solve for x
    x = 1,092,297,017,274.21/1,133,809.47
  6. Step 6: Final answer
    x = 963,386.75

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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.