Home / 1,490,303.40-2,235,746.70-637,373.40

Finding the Fourth Proportional to 1,490,303.40, 2,235,746.70 and 637,373.40

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Solution

The fourth proportional to 1,490,303.40, 2,235,746.70 and 637,373.40 is: 956,184.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,303.40 : 2,235,746.70 = 637,373.40 : x
  2. Step 2: Convert to fraction form
    1,490,303.40/2,235,746.70 = 637,373.40/x
  3. Step 3: Cross multiply
    1,490,303.40x = 2,235,746.70 × 637,373.40
  4. Step 4: Simplify right side
    1,490,303.40x = 1,425,005,475,717.78
  5. Step 5: Solve for x
    x = 1,425,005,475,717.78/1,490,303.40
  6. Step 6: Final answer
    x = 956,184.81

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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.