Home / 1,157,661.80-1,736,492.70-651,703.40

Finding the Fourth Proportional to 1,157,661.80, 1,736,492.70 and 651,703.40

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Solution

The fourth proportional to 1,157,661.80, 1,736,492.70 and 651,703.40 is: 977,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,661.80 : 1,736,492.70 = 651,703.40 : x
  2. Step 2: Convert to fraction form
    1,157,661.80/1,736,492.70 = 651,703.40/x
  3. Step 3: Cross multiply
    1,157,661.80x = 1,736,492.70 × 651,703.40
  4. Step 4: Simplify right side
    1,157,661.80x = 1,131,678,196,665.18
  5. Step 5: Solve for x
    x = 1,131,678,196,665.18/1,157,661.80
  6. Step 6: Final answer
    x = 977,555.10

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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.