Home / 1,124,019.16-1,686,417.54-651,117.40

Finding the Fourth Proportional to 1,124,019.16, 1,686,417.54 and 651,117.40

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Solution

The fourth proportional to 1,124,019.16, 1,686,417.54 and 651,117.40 is: 976,901.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,019.16 : 1,686,417.54 = 651,117.40 : x
  2. Step 2: Convert to fraction form
    1,124,019.16/1,686,417.54 = 651,117.40/x
  3. Step 3: Cross multiply
    1,124,019.16x = 1,686,417.54 × 651,117.40
  4. Step 4: Simplify right side
    1,124,019.16x = 1,098,055,803,959.20
  5. Step 5: Solve for x
    x = 1,098,055,803,959.20/1,124,019.16
  6. Step 6: Final answer
    x = 976,901.32

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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.