Home / 1,012,507.17-1,397,303.29-553,594.38

Finding the Fourth Proportional to 1,012,507.17, 1,397,303.29 and 553,594.38

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Solution

The fourth proportional to 1,012,507.17, 1,397,303.29 and 553,594.38 is: 763,983.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,507.17 : 1,397,303.29 = 553,594.38 : x
  2. Step 2: Convert to fraction form
    1,012,507.17/1,397,303.29 = 553,594.38/x
  3. Step 3: Cross multiply
    1,012,507.17x = 1,397,303.29 × 553,594.38
  4. Step 4: Simplify right side
    1,012,507.17x = 773,539,248,499.51
  5. Step 5: Solve for x
    x = 773,539,248,499.51/1,012,507.17
  6. Step 6: Final answer
    x = 763,983.97

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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.