Home / 1,265,730.48-1,746,712.08-692,807.76

Finding the Fourth Proportional to 1,265,730.48, 1,746,712.08 and 692,807.76

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Solution

The fourth proportional to 1,265,730.48, 1,746,712.08 and 692,807.76 is: 956,076.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,730.48 : 1,746,712.08 = 692,807.76 : x
  2. Step 2: Convert to fraction form
    1,265,730.48/1,746,712.08 = 692,807.76/x
  3. Step 3: Cross multiply
    1,265,730.48x = 1,746,712.08 × 692,807.76
  4. Step 4: Simplify right side
    1,265,730.48x = 1,210,135,683,509.74
  5. Step 5: Solve for x
    x = 1,210,135,683,509.74/1,265,730.48
  6. Step 6: Final answer
    x = 956,076.91

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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.