Home / 1,186,459.16-1,637,341.65-677,208.92

Finding the Fourth Proportional to 1,186,459.16, 1,637,341.65 and 677,208.92

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Solution

The fourth proportional to 1,186,459.16, 1,637,341.65 and 677,208.92 is: 934,564.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,459.16 : 1,637,341.65 = 677,208.92 : x
  2. Step 2: Convert to fraction form
    1,186,459.16/1,637,341.65 = 677,208.92/x
  3. Step 3: Cross multiply
    1,186,459.16x = 1,637,341.65 × 677,208.92
  4. Step 4: Simplify right side
    1,186,459.16x = 1,108,822,362,280.81
  5. Step 5: Solve for x
    x = 1,108,822,362,280.81/1,186,459.16
  6. Step 6: Final answer
    x = 934,564.29

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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.