Home / 1,012,224.93-1,396,870.71-553,341.51

Finding the Fourth Proportional to 1,012,224.93, 1,396,870.71 and 553,341.51

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Solution

The fourth proportional to 1,012,224.93, 1,396,870.71 and 553,341.51 is: 763,611.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,224.93 : 1,396,870.71 = 553,341.51 : x
  2. Step 2: Convert to fraction form
    1,012,224.93/1,396,870.71 = 553,341.51/x
  3. Step 3: Cross multiply
    1,012,224.93x = 1,396,870.71 × 553,341.51
  4. Step 4: Simplify right side
    1,012,224.93x = 772,946,547,946.17
  5. Step 5: Solve for x
    x = 772,946,547,946.17/1,012,224.93
  6. Step 6: Final answer
    x = 763,611.45

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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.