Home / 1,249,427.40-1,873,587.06-575,345.40

Finding the Fourth Proportional to 1,249,427.40, 1,873,587.06 and 575,345.40

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Solution

The fourth proportional to 1,249,427.40, 1,873,587.06 and 575,345.40 is: 862,762.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,427.40 : 1,873,587.06 = 575,345.40 : x
  2. Step 2: Convert to fraction form
    1,249,427.40/1,873,587.06 = 575,345.40/x
  3. Step 3: Cross multiply
    1,249,427.40x = 1,873,587.06 × 575,345.40
  4. Step 4: Simplify right side
    1,249,427.40x = 1,077,959,696,470.52
  5. Step 5: Solve for x
    x = 1,077,959,696,470.52/1,249,427.40
  6. Step 6: Final answer
    x = 862,762.97

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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.