Home / 1,782,148-2,459,364.24-977,332

Finding the Fourth Proportional to 1,782,148, 2,459,364.24 and 977,332

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Solution

The fourth proportional to 1,782,148, 2,459,364.24 and 977,332 is: 1,348,718.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,148 : 2,459,364.24 = 977,332 : x
  2. Step 2: Convert to fraction form
    1,782,148/2,459,364.24 = 977,332/x
  3. Step 3: Cross multiply
    1,782,148x = 2,459,364.24 × 977,332
  4. Step 4: Simplify right side
    1,782,148x = 2,403,615,371,407.68
  5. Step 5: Solve for x
    x = 2,403,615,371,407.68/1,782,148
  6. Step 6: Final answer
    x = 1,348,718.16

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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.